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* = Graduate student; # = Undergraduate student; ° = High school teacher

Hassett* W, Zimmerman J, Rollwagen-Bollens G, Bollens S, Counihan T. (2021) An experimental evaluation of the efficacy of imaging flow cytometry (FlowCam) for detecting Dreissenid and Corbiculid bivalve veligers.  Lake and Reservoir Management.  Hassett et al. – 2021 – An experimental evaluation of the efficacy of imag

Rose* V, Rollwagen-Bollens G, Bollens S, Zimmerman J. (2021) Effects of nutrients and grazing on phytoplankton blooms and microplankton assemblage structure in four temperate lakes spanning a eutrophication gradient. Water 13: 1085.  Rose et al. – 2021 – Effects of Grazing and Nutrients on Phytoplankton

Rose* V, Rollwagen-Bollens G, Bollens S, Zimmerman J. (2021) Seasonal and interannual variation in lower Columbia River phytoplankton (2005-2018): Environmental variability and a decline in large bloom-forming diatoms. Aquatic Microbial Ecology 87: 29-46.  Rose et al. – 2021 – Seasonal and interannual variation in lower Columb

Bollens S, Harrison J, Kramer M, Rollwagen-Bollens G, Counihan T, Robb-Chavez* S, Nolan S.  (2021) Calcium concentration in the lower Columbia River, USA, and its implications for invasive bivalves. River Research & Applications 37(6): 889-894.  Bollens et al. – 2021 – Calcium concentrations in the lower Columbia River

Rollwagen-Bollens G, Bolam* B, Bollens S, Henricksen* S, Sandison° C, Zimmerman J.  (2021)  Temperature-dependent functional response of the invasive Asian clam, Corbicula fluminea, feeding on natural phytoplankton.  Inland Waters 11(2): 250-256. Rollwagen-Bollens et al. – 2021 – Temperature-dependent functional response of the i

Dexter* E, Katz S, Bollens S, Rollwagen-Bollens G, Hampton S. (2020) Modeling the trophic impacts of invasive zooplankton in a highly invaded estuary.  PLOS One 15(12): e0243002. Dexter et al. – 2020 – Modeling the trophic impacts of invasive zooplankt

Connelly* K, Rollwagen-Bollens G, Bollens S. (2020) Seasonal and longitudinal variability of zooplankton assemblages along a river-dominated estuarine gradient.  Estuarine, Coastal and Shelf Science 245: 106980. Connelly et al. – 2020 – Seasonal and longitudinal variability of zooplankt

Dexter* E, Bollens S, Rollwagen-Bollens G. (2020) Native and invasive zooplankton show differing responses to decadal‐scale increases in maximum temperatures in a large temperate river.  Limnology & Oceanography Letters. Dexter et al. – 2020 – Native and invasive zooplankton show differing res

Rollwagen-Bollens G, Bollens S, Dexter* E, Cordell J. (2020) Biotic vs. abiotic forcing of plankton assemblages varies with season and size class in a large temperate estuary.  Journal of Plankton Research 42(2): 221–237 Rollwagen-Bollens et al. – 2020 – Biotic vs. abiotic forcing on plankton assemblages

Dexter* E, Bollens S, Cordell J, Rollwagen-Bollens G. (2020) Zooplankton invasion on a grand scale: Insights from a 20-year time-series across 38 Northeast Pacific estuaries.  Ecosphere Dexter et al. – 2020 – Zooplankton invasion on a grand scale insights fr

Dexter* E, Bollens S. (2020) Zooplankton invasions in the early 21st century: a global survey of recent studies and recommendations for future research. Hydrobiologia 847: 309-319. Dexter and Bollens – 2020 – Zooplankton invasions in the early 21st century a

Rose* V, Rollwagen-Bollens G, Bollens S, Zimmerman J. (2019) The effects of run-of-river dam spill on Columbia River microplankton.  River Research and Applications 35: 1478-1488. Rose et al. – 2019 – The effects of run‐of‐river dam spill on Columbia

Rollwagen-Bollens G, Holmlund T, Bollens S, Wait* J, Zimmerman J, Connelly* K, Bargmann# L (2019) Engaging high school students as collaborators in ecological investigation of the Columbia River Estuary: Lessons from a transdisciplinary university-high school partnership. Limnology & Oceanography Bulletin 28(2): 45-51. Rollwagen‐Bollens et al. – 2019 – Engaging High School Students as Collaborators in

Nolan* S, Bollens S, Rollwagen-Bollens G. (2019) Diverse taxa of zooplankton inhabit hypoxic waters during both day and night in a temperate eutrophic lake.  Journal of Plankton Research 4: 431-447. Nolan et al. – 2019 – Diverse taxa of zooplankton inhabit hypoxic waters

Bolam* B, Rollwagen-Bollens G, Bollens S. (2019) Feeding rates and prey selection of the invasive Asian clam, Corbicula fluminea, on microplankton in the Columbia River, USA.  Hydrobiologia 833: 107-123. Bolam et al. – 2019 – Feeding rates and prey selection of the invasive A

Perkins# K, Rollwagen-Bollens G, Harrison J, Bollens S (2019) Variability in the vertical distribution of chlorophyll in a spill-managed temperate reservoir.  Lake and Reservoir Management 35(2): 119-126. Perkins et al. – 2019 – Variability in the vertical distribution of chloro

Dexter* E, Rollwagen-Bollens G, Bollens S  (2018)  The trouble with stress: A flexible method for the evaluation of nonmetric multidimensional scaling.  Limnology & Oceanography Methods 16: 434-443. Dexter et al. – 2018 – The trouble with stress A flexible method for the

Rollwagen-Bollens G, Lee* T, Rose* V, Bollens S (2018) Beyond Eutrophication: Vancouver Lake, WA, USA as a Model System for Assessing Multiple, Interacting Biotic and Abiotic Drivers of Harmful Cyanobacterial Blooms. Water 10(6), 757.

Dexter* E, Vuilleumier S, Goudet J, Pfeifer S, Bollens S, Rollwagen-Bollens G, Cordell J, Soh H.  (2017)  A genetic reconstruction of the invasion of the calanoid copepod Pseudodiaptomus inopinus across the North American Pacific Coast.  Biological Invasions Dexter et al. – 2018 – A genetic reconstruction of the invasion of the ca

Rollwagen-Bollens G, Thiers P. (2017) Teaching socio-environmental synthesis to undergraduates: A case study with non-traditional college students. Teaching Issues and Experiments in Ecology Vol. 12: Practice #4 [online].

Hawthorne D, Jiru M, Rollwagen-Bollens G, Rashid K, Solomon C, Thiers P. (2017) Engaging undergraduate students in socio-environmental synthesis. Teaching Issues and Experiments in Ecology Vol. 12: Commentary.

Haskell* C, Beauchamp D, Bollens S (2017) Trophic Interactions and Consumption Rates of Subyearling Chinook Salmon and Nonnative Juvenile American Shad in Columbia River Reservoirs. Transactions of the American Fisheries Society 146: 291-298.  Haskell et al. Trophic Interactions and Consumption Rates TAFS 2017

Counihan T, Bollens S (2017) Early detection monitoring for larval dreissenid mussels: how much plankton sampling is enough?  Environmental Monitoring and Assessment 189: 98 DOI 10.1007/s10661-016-5737-x  Counihan&Bollens EM&A how much sampling is enough

Hassett* W, Bollens S, Counihan T, Rollwagen-Bollens G, Zimmerman J, Katz S, Emerson J. (2017) Veligers of the invasive Asian clam Corbicula fluminea in the Columbia River Basin: Broadscale distribution, abundance and ecological associations. Lake and Reservoir Management. DOI: 10.1080/10402381.1294218 Hassett et al. L&RM 2017

Rose# V, Rollwagen-Bollens G, Bollens S. (2017) Interactive effects of phosphorus and zooplankton grazing on harmful algal blooms in a shallow temperate lake. Hydrobiologia. DOI 10.1007/s10750-016-3011-4. Rose et al. Hydrobiologia 2017

Lee* T, Bollens S, Rollwagen-Bollens G, Emerson J. (2016) The effects of eutrophication and invasive species on zooplankton community dynamics in a shallow temperate lake. Fundamental and Applied Limnology 188: 215-231. LeeEtAl.F&AL.2016

Bowen* A, Rollwagen-Bollens G, Bollens S, Zimmerman J. (2015) Feeding of the invasive copepod Pseudodiaptomus forbesi on natural microplankton assemblages within the lower Columbia River. Journal of Plankton Research 37: 1089-1094. bowen-etal-jpr-2015

Lee* T, Rollwagen-Bollens G, Bollens S. (2015) ­­­The influence of water quality variables on cyanobacteria blooms and phytoplankton community composition in a shallow temperate lake. Environmental Monitoring and Assessment 187: 315. doi:10.1007/s10661-015-4550-2 lee-et-al-ema-2015

Dexter *E, Bollens S, Rollwagen-Bollens G, Emerson J, Zimmerman J. (2015) Persistent vs. ephemeral invasions: 8.5 years of zooplankton community dynamics in the Columbia River. Limnology & Oceanography 60: 527-539. dexter-etal-lo-2015

Breckenridge J, Bollens S, Rollwagen-Bollens G, Roegner C. (2015) Plankton assemblage variability in a river-dominated temperate estuary during late spring (high flow) and late summer (low flow) periods. Estuaries and Coasts 38: 93-103.  breckenridge-et-al-est-csts-2015

Emerson* J, Bollens S, Counihan T. (2015) Seasonal dynamics of zooplankton in Columbia–Snake River reservoirs, with special emphasis on the invasive copepod Pseudodiaptomus forbesi. Aquatic Invasions 10: 25–40.  Emerson et al AI_2015

Lee* T, Rollwagen-Bollens G, Bollens S, Faber-Hammond J. (2015) Environmental influences on cyanobacteria abundance and microcystin toxin production in a shallow temperate lake. Ecotoxicology and Environmental Safety 114: 318-325. lee-et-al-ecotoxenvsafety-2015

Dresner M, Braun S, Handelman C, Rollwagen-Bollens G. (2014) Environmental identity, pro-environmental behaviors and civic engagement of volunteer stewards in Portland area parks. Environmental Education Research 21: 991-1010.  dresner-et-al-env-ed-res-2014

Whitley* S, Bollens S (2014) Fish assemblages across a vegetation gradient in a restoring tidal freshwater wetland: diets and potential for resource competition. Environmental Biology of Fishes 97: 659-674. Whitley&Bollens Fish assemb across veg gradient tidal wetland Env Biol Fish 2014

Chang H, Thiers P, Netusil N, Yeakley A, Rollwagen-Bollens G, Bollens S, Singh S. (2014) Relationships between environmental governance and water quality in a growing metropolitan area of the Pacific Northwest, USA. Hydrology and Earth Systems Science 18: 1383-1395.  chang-et-al-hess-final-revised-paper

Brown* H, Bollens S, Brown G. (2014) Vertical distribution and diel migration of Crangon septemspinosa Say, 1818 (Decapoda, Caridea) on Georges Bank , Northwest Atlantic. Crustaceana 87: 1486-1499.  Brown et al Vert dist DVM Crangon septemspinosa Crust 2013

Rollwagen-Bollens G, Bollens S, Gonzalez A, Zimmerman J, Lee* T, Emerson* J. (2013) Feeding dynamics of the copepod Diacyclops thomasi before, during and following filamentous cyanobacteria blooms in a large, shallow temperate lake. Hydrobiologia 705: 101-118.  rollboll-etal-hydrobiolgia-2012

Smits A, Litt A, Cordell J, Kalata O, Bollens S  (2013)  Non-native freshwater cladoceran Bosmina coregoni (Baird, 1857) established on the Pacific coast of North America.  BioInvasions Records 2: 281–286.  Smits_etal Non-native Bosmina coregoni on Pacific coast Bioinvasions Records 2013

Bollens S, Quenette* J, Rollwagen-Bollens G. (2012) Predator-enhanced diel vertical migration in a planktonic dinoflagellete. Marine Ecology Progress Series 447: 49-54.  bollens-et-al-pred-enhanced-dvm-meps-2012

Bollens S, Breckenridge J, Cordell J, Rollwagen-Bollens G, Kalata O. (2012) Invasive copepods in the Lower Columbia River Estuary: Seasonal abundance, co-occurrence and potential competition with native copepods. Aquatic Invasions 7: 101-109.  AI_2012_1_Bollens_etal.AquatInv.2012

Friedenberg* L, Bollens S, Rollwagen-Bollens G. (2012) Feeding dynamics of larval Pacific herring (Clupea pallasi) on natural assemblages:  The importance of protists.  Fisheries Oceanography.  doi: 10.1111/j.1367-2419.2011.00611.x  FriedenbergEtAl.2012.FishOcean

Sorenson* K, Bollens S, Counihan T (2012) Rapid range expansion of rusty crayfish Orconectes rusticus (Girard, 1852) in the John Day River, Oregon, USA. Aquatic Invasions 7: 291–294.

Boyer* J, Rollwagen-Bollens G, Bollens S. (2011) Microzooplankton grazing before, during and after a cyanobacterial bloom in Vancouver Lake, Washington, USA. Aquatic Microbial Ecology 64: 163-174. boyer-etal-ame-11

Bollens, S.M., J.K. Breckenridge, R.C. Vanden Hooff, J.R. Cordell (2011) Mesozooplankton of the lower San Francisco Estuary: spatio-temporal patterns, ENSO effects and the prevalence of non-indigenous species.  Journal of Plankton Research 33(9): 1358-1377.   Bollens et al Mesospl of lower SFE-spatio-temp patterns ENSO and non-indig spp JPR 2011

Williamson, C.E., J.M. Fisher, S.M. Bollens, E.P. Overholt, and J.K. Breckenridge (2011) Toward a more comprehensive theory of zooplankton diel vertical migration: Integrating ultraviolet radiation and water transparency into the biotic paradigm.  Limnology & Oceanography 56(5): 1603-1623.  Williamson et al Toward a comp theory of DVM-integrating UV rad and water transp L&O 2011

G. Rollwagen-Bollens, S. Gifford*, and S.M. Bollens (2011) The Role of Protistan Microzooplankton in the Upper San Francisco Estuary Planktonic Food Web: Source or Sink? Estuaries and Coasts 34(5):1026-1038.  rollboll-etal-ec-11

Bollens, S.M., G. Rollwagen-Bollens, J.A. Quenette*, and A.B. Bochdansky (2011) Cascading migrations and implications for vertical fluxes in pelagic systems.  Journal of Plankton Research 33(3): 349-355. Bollens.etal.JPR.11

Breckenridge*, J. K and S. M. Bollens (2011) Vertical distribution and migration of decapods larvae in relation to light and tides in Willapa Bay, Washington. Estuaries and Coasts 34(6):1255-1261. DOI: 10.1007/s12237-011-9405-7.  breckenridgebollens-estcsts-11

Gewant* D and Bollens S (2011)  Fish assemblages of interior tidal marsh channels in relation to environmental variables in the upper San Francisco Estuary.  Environmental Biology of Fishes gewantbollens-ebfi-11

Bollens, S.M., R. vanden Hooff*, M. Butler, J.R. Cordell, and B.W. Frost (2010) Feeding ecology of juvenile Pacific salmon (Oncorhynchus spp.) in a northeast Pacific fjord: diet, availability of zooplankton, selectivity for prey, and potential competition for prey resources. Fishery Bulletin 108(4): 393-407.  bollens_fish_bull_2010

Bochdansky A. B., S. M. Bollens, G. C. Rollwagen-Bollens, and A. H. Gibson (2010) Effect of the heterotrophic dinoflagellateOxyrrhis marina and the copepod Acartia tonsa on vertical carbon flux in and around phytoplankton thin layers of the phytoflagellate Isochrysis galbana. Marine Ecology Progress Series 402:179-196.  bochdansky-etal-meps-10

Breckenridge*, J. K and S. M. Bollens (2010) Biological thin layer formation:  Interactions between the larval decapod,Neotrypaea californiensis, haloclines and light. Journal of Plankton Research 32(7): 1097-1102.  Breckenridge&Bollens Biol thin layer form-interact larval decapod halo light JPR 2010

Graham* E. S. and S. M. Bollens (2010) Macrozooplankton community dynamics in relation to environmental variables in Willapa Bay, Washington, USA. Estuaries and Coasts 33(1): 182-194.  Graham&Bollens Macrozpl comm dyn in rel env Willapa Est&Csts 2010

Bochdansky, A. and S. M. Bollens (2009) Thin layer formation during runaway stratification in the tidally dynamic estuary San Francisco Estuary. Journal of Plankton Research 31(11): 1385-1390.  Bochdansky&Bollens thin layer form SFE JPR 2009

Cordell, J.R., Tear, L.M., and Bollens, S.M. (2009) Modelling physico- chemical factors affecting occurrences of a non-indigenous planktonic copepod in northeast Pacific estuaries. Biological Invasions. DOI 10.1007/s10530-009-9558-5  Cordell et al Modelling physico-chem affecting non-indig copepod NE Pac estuaries Biol Inv 2010

Morgan, S. G., J. L. Fisher, A. J. Mace, L. Akins, A. M. Slaughter and S. M. Bollens (2009) Cross-shelf distributions and recruitment of crab postlarvae in a region of strong upwelling. Marine Ecology Progress Series 380: 173-185  Morgan et al Cross-shelf distrib recruit crab postlarvae MEPS 2009

Cohen* S.E., S.M. Bollens (2008) Diet and growth of non-native Mississippi silversides and yellowfin gobies in restored and natural wetlands in the San Francisco Estuary. Marine Ecology Progress Series 368: 241-254  Cohen&Bollens Diet growth silversides gobies SFE MEPS 2008

Cordell, J.R., S.M. Bollens, R. Draheim, M. Sytsma (2008) Asian copepods on the move: recent invasions in the Columbia–Snake River system, USA. ICES Journal of Marine Science, 65 (5): 753-758  Cordell et al Asian copes on the move ICES J Mar Sci 2008

Gifford*, S.M., Rollwagen-Bollens, G.C., Bollens, S.M. (2007) Mesozooplankton omnivory in the upper San Francisco Estuary.Marine Ecology Progress Series 348: 33-46  Gifford et al Mesozpl omnivory in SFE MEPS 2007

Cordell, J., M. Rasmussen, and S.M. Bollens (2007) Biology of the introduced copepod Pseudodiaptomus inopinus in a northeast Pacific estuary. Marine Ecology Progress Series 333: 213-227  Cordell et al Biol intro cope P inopinus in NE Pac estuary MEPS 2007

J.L. Largier, C.A. Lawrence, M. Roughan, D.M. Kaplan, E.P. Dever, C.E. Dorman, R.M. Kudela, S.M. Bollens, F.P. Wilkerson, R.C. Dugdale, L.W. Botsford, N. Garfield, B. Kuebel Cervantes, D. Koracin (2006) WEST: A northern California study of the role of wind-driven transport in the productivity of coastal plankton communities. Deep-Sea Research II 53: 2833–2849  Largier et al WEST-CA study role of wind-driven transport coastal plankton DSR 2006

Visintainer*, T. A., S.M. Bollens, and C. Simenstad (2006) Community Composition and Diet of Fishes as a Function of Tidal Channel Order: A Field Study in China Camp Marsh, San Francisco Estuary. Marine Ecology Progress Series 321: 227-243  Visintainer et al Commy comp diet fish function tidal geomorph MEPS 2006

Slaughter, A.M., S.M. Bollens, G.C. Rollwagen Bollens (2006) Grazing impact of mesozooplankton in an upwelling region off northern California, 2000-2003. Deep-Sea Research 53: 3099-3115  Slaughter et al Grazing impact mesozpl upwelling N CA DSR 2006

Papastephanou* K M, S.M. Bollens, A.M. Slaughter (2006) Cross-shelf distribution of copepods and the role of event-scale winds in a northern California upwelling zone. Deep Sea Research 53: 3078-3098  Papastephanou et al Cross-shelf distrib copes role event-scale winds DSR 2006

Rollwagen Bollens G.C, S.M. Bollens, D.L. Penry (2006) Vertical distribution of micro- and nanoplankton in the San Francisco Estuary, in relation to hydrography and predators. Aquatic Microbial Ecology 44:143-163  RollBolletal.AME.06

Gewant*, D. S. and S.M. Bollens (2005) Macrozooplankton and Micronekton of the Lower San Francisco Estuary: Seasonal, Interannual and Regional Variation in Relation to Environmental Conditions. Estuaries 28: 473-485 Gewant&Bollens Macrozpl & micronek of SFE Estuaries 2005

Ignoffo*, T., S.M. Bollens, and A. Bochdansky. (2005) The Effect of Thin Layers on the Vertical Distribution of the Rotifer Brachionus plicatilis. Journal of Experimental Marine Biology and Ecology 316: 167-181  Ignoffo et al Effects of thin layers vert distrib rotifer JEMBE 2005

Brown*, H., S.M. Bollens, L. P. Madin, and E. F. Horgan (2005) Effects of warm water intrusions on populations of macrozooplankton on Georges Bank, Northwest Atlantic. Continental Shelf Research 25 (1): 143-156  Brown et al Effect warm water intrustions on macrozpl Georges Bank Cont Shlf Res 2005

Fulmer*, J.H., S.M. Bollens (2005) Responses of the chaetognath, Sagitta elegans, and larval Pacific hake, Merluccius productus, to spring diatom and copepod blooms in a temperate fjord (Dabob Bay, Washington). Progress in Oceanography 67 (3-4) : 442-461  Fulmer&Bollens Response chaetognath larv hake to diatom bloom Dabob Progr Oceangr 2005

Dean*, A. F., S.M. Bollens, C. Simenstad and J. R. Cordell (2005) Marshes as sources or sinks of an estuarine mysid: demographic patterns and tidal flux of Neomysis kadiakensis at China Camp Marsh, San Francisco Estuary. Estuarine, Coastal and Shelf Science 63: 1-11  Dean et al Marches source or sink of mysids SFE Est Cstl Shlf Sci 2005

Dorman*, J.G., S.M. Bollens and A. M. Slaughter (2005) Population biology of euphausiids off northern California and effects of short time-scale wind events on Euphausia pacifica. Marine Ecology Progress Series 288: 183-198  Dorman et al Population_biology_of_euphausiids_off_northern_Cal MEPS 2005

W. Kimmerer, S.R. Avent, S.M. Bollens, F. Feyrer, L.F. Grimaldo, P.B. Moyle, M. Nobriga, T. Visintainer (2005) Variability in Length–Weight Relationships Used to Estimate Biomass of Estuarine Fish from Survey Data. Transactions of the American Fisheries Society 134: 481–495  Kimmerer et al Variability in Length Weight Relationships TAMFS 2005

Bollens, S.M., and A. Sanders (2004) Ecology of larval Pacific herring Clupea pallasi in the San Francisco Estuary: Seasonal and interannual abundance, distribution, diet and condition. American Fisheries Society Symposium 39: 15-35. 

Bochdansky, A. B. and S.M. Bollens (2004) Relevant scales in zooplankton ecology: Distribution, feeding and reproduction of the copepod Acartia hudsonica in response to thin-layers of the diatom Skeletonema costatum. Limnology and Oceanography 49: 625-636.  Bochdansky&Bollens Relevant scales in zpl ecology L&O 2004

Hooff*, R. C. and S.M. Bollens (2004) Functional response and potential predatory impact of Tortanus dextrilobatus, a recently introduced carnivorous copepod in the San Francisco Estuary. Marine Ecology Progress Series 277: 167-179  Hooff&Bollens Func resp Tortanus dextrilobatus MEPS 2004

Clay*, T. W, S.M. Bollens, A. B. Bochdansky, and T. R. Ignoffo (2004) The Effects of Thin Layers on the Vertical Distribution of Larval Pacific Herring, Clupea pallasi. Journal of Experimental Marine Biology and Ecology 305: 171-189  Clay et al Effects of thin layers on vert dist Clupea pallasi JEMBE 2004

Rollwagen Bollens, G.C. and Penry, D.L. (2003) Feeding dynamics of Acartia spp. copepods in a large, temperate estuary (San Francisco Bay, CA). Marine Ecology Progress Series 257: 139-158.  RollBoll&Penry.MEPS.2003

Beet, A., A. R. Solow, and S. M. Bollens (2003) Comparing vertical plankton profiles with replication. Marine Ecology Progress Series 262: 285-287  Beet et al Comparing vert profiles w replication MEPS 2003

Purkerson*, D. G., M. A. Doblin, S.M. Bollens, S. N. Luoma, G. A. Cutter (2003) Selenium in San Francisco Bay Zooplankton: Potential Effects of Hydrodynamics and Food Web Interactions. Estuaries 26: 956-969.  Purkerson et al Selenium SFB zpl Estuaries 2003

Bollens, S.M., J. C. Cordell, S. Avent, and R. Hooff (2002) Invasive Zooplankton: A Brief Review, Plus Two Case Studies from the Northeast Pacific Ocean. Hydrobiologia 480: 87-110  Bollens et al Zpl invasions review case studies Hydrobiol 2002

Lougee*, L., S. M. Bollens, and S. R. Avent (2002) The effect of haloclines on vertical distribution and migration of zooplankton. Journal of Experimental Marine Biology and Ecology 278: 111-134  Lougee et al Effects of haloclines on vert dist zpl JEMBE 2002

Butler, M., S.M. Bollens, B.Burkhalter, L.P. Madin, E. Horgan (2001) Mesopelagic Fishes of the Arabian Sea:distribution, abundance and diet of Chauliodus pammelas, Chauliodus sloani, Stomias aznis, and Stomias nebulosus. Deep-Sea Research II 48: 1369-1383.  Butler et al Mesopelagic fish Aragian Sea DSR 2001

Avent S.R., S.M. Bollens, M. Butler, E. Horgan, R. Rountree (2001) Planktonic hydroids on Georges Bank: ingestion and selection by predatory Fishes. Deep-Sea Research II 48: 673-684.  Avent et al Planktonic hydroids GB-ingestion by fish 2001

Bollens S.M., E. Horgan, S. Concelman, L. P. Madin, S.M. Gallager, M. Butler (2001) Planktonic hydroids on Georges Bank: elects of mixing and food supply on feeding and growth, Deep-Sea Research II 48: 659-672.  Bollens et al Planktonic hydroids on Georges Bank DSR 2001

Concelman*, S., S.M. Bollens, B. K. Sullivan, L. P. Madin, E. Horgan, M. Butler, D. van Keuren (2001) Distribution, abundance and benthic-pelagic coupling of suspended hydroids on Georges Bank. Deep-Sea Research II 48: 645-658.  Concelman et al Dist abund suspended hydroids GB DSR 2001

Solow, A., S. M. Bollens and A. Beet (2000) Comparing two vertical plankton distributions. Limnology and Oceanography 45: 506-509  Solow&Bollens Comparing 2 vert plankt dist L&O 2000

Speekmann* C.L., S.M. Bollens and S.R. Avent (2000) The effect of ultraviolet radiation on the vertical distribution and mortality of estuarine zooplankton. Journal of Plankton Research 22(12): 2325-2350.  Speekman et al Effect of UV vert dist estuar zpl JPR 2000

Mincks* S., S.M. Bollens, L. Madin, E. Horgan, M. Butler, P. Kremer, J. Craddock (2000) Distribution, abundance, and feeding ecology of decapods in the Arabian Sea, with implications for vertical flux. Deep-Sea Research II 47: 1475-1516  Mincks et al Dist abund feeding decapods Arabian Sea DSR 2000

Rollwagen Bollens, G.C. and Landry, M.R. (2000) The biological response to iron fertilization in the eastern equatorial Pacific (IronEx II). II. Mesozooplankton abundance, biomass, depth distribution and grazing. Marine Ecology Progress Series, 201: 43-56.  RollBoll&Landry.2000

Francis, R. C., K. Aydin, R. Merrick, and S. M. Bollens (1999) Modeling and Management of the Bering Sea Ecosystem, pp. 409-433, In: “Dynamics of The Bering Sea” (Eds: Loughlin, T. R. and K. Ohtani). Fairbanks: University of Alaska Sea Grant Press.

Kimmerer, W., C. Peñalva, S. Bollens, S. Avent, and J. Cordell. (1999). Zooplankton in the lower San Francisco Estuary. Interagency Ecological Program Newsletter 12(2): 16-22

Madin, L. P., E. F. Horgan, B. K. Sullivan, G. Klein-MacPhee, S. M. Bollens and M. Butler (1997) Estimating the impact of invertebrate predation on target species of copepods on Georges Bank. International Council for Exploration of the Seas 1997 Annual Science Conference, ICES CM 1997/T:16, 14 pp.  Madin et al Estimaring impact invert predation GB ICES 1997

Solow, A., H. Franklin and S. M. Bollens (1997) Retrospective analysis of variability in zooplankton community composition of Georges Bank and the Northwest Atlantic. International Council for Exploration of the Seas 1997 Annual Science Conference, ICES CM 1997/T:48, 15 pp.

Bollens, S. M. (1996) Diel Vertical Migration in Marine Zooplankton. Oceanus 39: 19 

Coale, K., Johnson, K., Fitzwater, S., Gordon, R., Tanner, S., Chavez, F., Ferioli, L., Sakamoto, C., Rogers, P., Millero, F., Steinberg, P., Nightingale, P., Cooper, D., Cochlan, W., Landry, M., Constantinou, J., Rollwagen, G., Trasvina, A., Kudela, R. (1996) A massive phytoplankton bloom induced by an ecosystem-scale iron fertilization experiment in the equatorial Pacific Ocean. Nature 383: 495-501.  Coale.etal.Nature.1996

Madin L., S.M. Bollens, E. Horgan, M. Butler, J. Runge, B. Sullivan, G. Klein-Macphee, E. Durbin, A. Durbin, D. Van Keuren, S. Plourde, A. Bucklin, M. E. Clarke (1996) Voracious planktonic bydroids: unexpected predatory impact on a coastal marine ecosystem. Deep-Sea Research II 43(7-8): 1829-1829.  Madin et al Voracious plankt hydroids DSR 1996

Bollens, S. M., B. W. Frost, and J. R. Cordell (1995) Diversity of cues in zooplankton vertical migration–a reply to Ringelberg’s comment. Journal of Plankton Research 17: 656-658  Bollens et al Diversity of cues in zpl DVM-reply JPR 1995

Kaartvedt, S., C. L. Van Dover, L. S. Mullineaux, P. H. Wiebe, and S. M. Bollens (1994) Amphipods on a deep-sea hydrothermal treadmill. Deep-Sea Research-I 41: 179-195  Kaartvedt S. et al., 1994. Amphipods on a deep-sea…

Bollens, S M., BW. Frost and J.R. Cordell (1994) Chemical, mechanical and visual cues in the vertical migration behavior of the marine planktonic copepod Acartia hudsonica. Journal of Plankton Research 16: 555-564  Bollens, Frost, Cordell, 1994 Chemical, mechanical and visual cues. JPR.

Marquet, P., M.-J. Fortin, J. Pineda, D. Wallin, J. Clark, Y. Wu, S. M. Bollens, C. M. Jacobi, and R. D. Holt. (1993) Ecological and evolutionary consequences of patchiness: a terrestrial – marine perspective. Lecture Notes in Biomathematics 96: 277-304  Marquet et al., Ecological and evolutionary consequences of

Bollens, S.M., K Osgood, B.W. Frost, S.D. Watts (1993) Vertical distributions and susceptibilities to vertebrate predation of the marine copepods Metridia lucens and Calanus pacificus. Limnology and Oceanography 38(8): 1827-1837  Bollens et al., 1993 Vertical distributions and suscept…L&O

Van Dover, C. L., S. Kaartvedt, S. M. Bollens, P. H. Wiebe, J. H. Martin, and S. C. France (1992) Deep-sea amphipod swarms. Nature 358: 25-26. VanDover et al Amphipod swarms Nature 1992

Bollens, S.M., B.W. Frost, H.R. Schwaninger, C.S. Davis, K.J. Way and M.C. Landsteiner (1992). Seasonal plankton cycles in a temperate fjord, and comments on the match-mismatch hypothesis. Journal of Plankton Research 14: 1279-1305  Bollens, et al.. 1992 Diel vertical migration in zooplankton- field ev…

Bollens, S.M., B.W. Frost, D. S. Thoreson, S. J. Watts (1992) Diel vertical migration in zooplankton: field evidence in support of the predator avoidance hypothesis. Hydrobiologia 234: 33-39.  Bollens, et al.. 1992 Diel vertical migration in zooplankton- field ev…

Bollens, S.M., B.W. Frost, T. S. Lin (1992) Recruitment, growth, and diel vertical migration of Euphausia pacifica in a temperate fjord. Marine Biology 114: 219-228  Bollens et al Recruitment frowth DVM of E pacifica in a temp fjord Mar Biol 1992

Bollens, S.M., D.E. Stearns (1992) Predator-induced changes in the diel feeding cycle of a planktonic copepod.  Journal of Experimental Marine Biology and Ecology 156: 179-186 Bollens, Stearns, 1992 Predator-induced changes in the diel feeding…

Frost, BW. & S.M. Bollens (1992) Variability of diel vertical migration in the marine planktonic copepod Pseudocalanus newmani in relation to its predators. Canadian Journal of Fisheries and Aquatic Sciences 49(6): 1137-1141.  Frost & Bollens, 1992 Variability of diel vert. migration Pseudocalanus newmani

Bollens, S. M. & B. W. Frost (1991) Ovigerity, selective predation, and variable diel vertical migration in Euchaeta elongata(Copepoda: Calanoida). Oecologia 87: 155–161  Bollens&Frost Ovigerity pred DVM Euchaeta Oecologia 1991

Bollens, S.M. , Frost, B.W. (1991) Diel vertical migration in zooplankton: rapid individual response to predators. Journal of Plankton Research 13: 1359-1365.  Bollens&Frost DVM in zpl-rapid resp to pred JPR 1991

Bollens S.M. & B.W. Frost (1990) UV light and vertical distribution of the marine planktonic copepod Acartia hudsonica Pinhey.Journal of Experimental Marine Biology and Ecology 137(2): 89-93  Bollens&Frost UV light and vert dist Acartia hudsonica JEMBE 1990

Bollens, S. M., B. W. Frost, and H. R. Schwaninger (1989) Seasonal abundance patterns in the ichthyoplankton and zooplankton of a temperate fjord, with comments on the match-mismatch hypothesis. Rapp. P.-v. Reun. Cons. int. Explor. Mer. 191: 456.

Bollens, S.M. & B.W. Frost (1989) Zooplanktivorous fish and variable diel vertical migration in the marine planktonic copepod Calanus pacificus. Limnology and Oceanography 34(6): 1072-1083 Bollens&Frost Zooplanktivorous fish & DVM of Calanus pacificus 1989

Bollens, S.M. & B.W. Frost (1989) Predator-induced diel vertical migration in a planktonic copepod. Journal of Plankton Research 11: 1047-1065 Bollens&Frost.1989.JPR

Bollens, S. M (1988) A model of the predatory impact of larval marine fish on the population dynamics of their zooplankton prey. Journal of Plankton Research 10: 887-906  Bollens Model pred impact larval fish on zpl JPR 1988