Items where NERC Author is "Watkins, Jonathan"

Group by: Item Type | Date | No Grouping

Number of items: 83.

Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Thorpe, Sally E. ORCID: https://orcid.org/0000-0002-5193-6955; Tarling, Geraint A. ORCID: https://orcid.org/0000-0002-3753-5899; Watkins, Jonathan L.; Fielding, Sophie ORCID: https://orcid.org/0000-0002-3152-4742; Underwood, Philip. 2017 Restricted regions of enhanced growth of Antarctic krill in the circumpolar Southern Ocean. Scientific Reports, 7, 6963. https://doi.org/10.1038/s41598-017-07205-9

Lourenço, Sílvia; Saunders, Ryan A. ORCID: https://orcid.org/0000-0002-1157-7222; Collins, Martin; Shreeve, Rachael; Assis, Carlos A.; Belchier, Mark; Watkins, Jonathan L.; Xavier, Jose C. ORCID: https://orcid.org/0000-0002-9621-6660. 2017 Life cycle, distribution and trophodynamics of the lanternfish Krefftichthys anderssoni (Lönnberg, 1905) in the Scotia Sea. Polar Biology, 40 (6). 1229-1245. https://doi.org/10.1007/s00300-016-2046-3

Hill, S.L. ORCID: https://orcid.org/0000-0003-1441-8769; Atkinson, A.; Darby, C.; Fielding, S. ORCID: https://orcid.org/0000-0002-3152-4742; Krafft, B.A.; Godo, O.R.; Skaret, G.; Trathan, P.N. ORCID: https://orcid.org/0000-0001-6673-9930; Watkins, J.L.. 2016 Is current management of the Antarctic krill fishery in the Atlantic sector of the Southern Ocean precautionary? CCAMLR Science, 23. 31-51.

Silk, Janet R.D.; Thorpe, Sally E. ORCID: https://orcid.org/0000-0002-5193-6955; Fielding, Sophie ORCID: https://orcid.org/0000-0002-3152-4742; Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Trathan, Philip N. ORCID: https://orcid.org/0000-0001-6673-9930; Watkins, Jonathan L.; Hill, Simeon L. ORCID: https://orcid.org/0000-0003-1441-8769. 2016 Environmental correlates of Antarctic krill distribution in the Scotia Sea and southern Drake Passage. ICES Journal of Marine Sciences, 73 (9). 2288-2301. https://doi.org/10.1093/icesjms/fsw097

Watkins, J.L.; Reid, K.; Ramm, D.; Zhao, X.Y.; Cox, M.; Skaret, G.; Fielding, S. ORCID: https://orcid.org/0000-0002-3152-4742; Wang, X.L.; Niklitschek, E.. 2016 The use of fishing vessels to provide acoustic data on the distribution and abundance of Antarctic krill and other pelagic species. Fisheries Research, 178. 93-100. https://doi.org/10.1016/j.fishres.2015.07.013

Siegel, Volker; Watkins, Jonathan L.. 2016 Distribution, biomass and demography of Antarctic krill. In: Siegel, Volker, (ed.) Biology and ecology of Antarctic krill. Switzerland, Springer International Publishing, 21-100. (Advances in Polar Ecology).

Fielding, Sophie ORCID: https://orcid.org/0000-0002-3152-4742; Watkins, Jonathan L.; Trathan, Philip N. ORCID: https://orcid.org/0000-0001-6673-9930; Enderlein, Peter; Waluda, Claire M. ORCID: https://orcid.org/0000-0003-3517-5233; Stowasser, Gabriele ORCID: https://orcid.org/0000-0002-0595-0772; Tarling, Geraint A. ORCID: https://orcid.org/0000-0002-3753-5899; Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196. 2014 Inter-annual variability in Antarctic krill (Euphausia superba) density at South Georgia, Southern Ocean: 1997 - 2013. ICES Journal of Marine Sciences, 71 (9). 2578-2588. https://doi.org/10.1093/icesjms/fsu104

Godo, O.R.; Reiss, C.; Siegel, V.; Watkins, J.L.. 2014 Commercial fishing vessel as research vessels in the Antarctic – requirements and solutions exemplified with a new vessel. CCAMLR Science, 21. 11-17.

Fielding, Sophie ORCID: https://orcid.org/0000-0002-3152-4742; Watkins, Jonathan; Collins, Martin Anthony ORCID: https://orcid.org/0000-0001-7132-8650; Enderlein, Peter; Venables, Hugh ORCID: https://orcid.org/0000-0002-6445-8462. 2012 Acoustic determination of the distribution of fish and krill across the Scotia Sea in spring 2006, summer 2008 and autumn 2009. Deep Sea Research II, 59-60. 173-188. https://doi.org/10.1016/j.dsr2.2011.08.002

Renner, Angelika H.H.; Thorpe, Sally E. ORCID: https://orcid.org/0000-0002-5193-6955; Heywood, Karen J.; Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Watkins, Jon L.; Meredith, Michael P. ORCID: https://orcid.org/0000-0002-7342-7756. 2012 Advective pathways near the tip of the Antarctic Peninsula: Trends, variability and ecosystem implications. Deep Sea Research I, 63. 91-101. https://doi.org/10.1016/j.dsr.2012.01.009

Cox, Martin J.; Watkins, Jonathan L.; Reid, Keith; Brierley, Andrew S.. 2011 Spatial and temporal variability in the structure of aggregations of Antarctic krill (Euphausia superba) around South Georgia, 1997-1999. ICES Journal of Marine Sciences, 68 (3). 489-498. https://doi.org/10.1093/icesjms/fsq202

Reid, Keith; Watkins, Jon L.; Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Trathan, Phil N. ORCID: https://orcid.org/0000-0001-6673-9930; Fielding, Sophie ORCID: https://orcid.org/0000-0002-3152-4742; Enderlein, Peter. 2010 Krill population dynamics at South Georgia: implications for ecosystem-based fisheries management. Marine Ecology Progress Series, 399. 243-252. https://doi.org/10.3354/meps08356

Tarling, Geraint A. ORCID: https://orcid.org/0000-0002-3753-5899; Klevjer, Thor; Fielding, Sophie ORCID: https://orcid.org/0000-0002-3152-4742; Watkins, Jon; Atkinson, Angus; Murphy, Eugene ORCID: https://orcid.org/0000-0002-7369-9196; Korb, Rebecca; Whitehouse, Mick; Leaper, Russell. 2009 Variability and predictability of Antarctic krill swarm structure. Deep-Sea Research Part I, 56 (11). 1994-2012. https://doi.org/10.1016/j.dsr.2009.07.004

Thorpe, S.E. ORCID: https://orcid.org/0000-0002-5193-6955; Murphy, E.J. ORCID: https://orcid.org/0000-0002-7369-9196; Watkins, J.L.. 2007 Circumpolar connections between Antarctic krill (Euphausia superba Dana) populations: investigating the roles of ocean and sea ice transport. Deep Sea Research I, 54 (5). 792-810. https://doi.org/10.1016/j.dsr.2007.01.008

Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Trathan, Philip N. ORCID: https://orcid.org/0000-0001-6673-9930; Watkins, Jon L.; Reid, Keith; Meredith, Michael P. ORCID: https://orcid.org/0000-0002-7342-7756; Forcada, Jaume ORCID: https://orcid.org/0000-0002-2115-0150; Thorpe, Sally E. ORCID: https://orcid.org/0000-0002-5193-6955; Johnston, Nadine M. ORCID: https://orcid.org/0000-0003-2211-1492; Rothery, Peter. 2007 Climatically driven fluctuations in Southern Ocean ecosystems. Proceedings of the Royal Society B: Biological Sciences, 274 (1629). 3057-3067. https://doi.org/10.1098/rspb.2007.1180

Saunders, R.A.; Brierley, A.S.; Watkins, Jonathan L.; Reid, Keith; Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Enderlein, Peter; Bone, D.G.. 2007 Intra-annual variability in the density of Antarctic krill (Euphausia superba) at South Georgia, 2002-2005: within-year variation provides a new framework for interpreting previous 'annual' estimates of krill density. CCAMLR Science, 14. 27-41.

Atkinson, Angus; Shreeve, Rachael S.; Hirst, Andrew G.; Rothery, Peter; Tarling, Geraint A. ORCID: https://orcid.org/0000-0002-3753-5899; Pond, David W.; Korb, Rebecca E.; Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Watkins, Jonathon L.. 2006 Natural growth rates in Antarctic krill (Euphausia superba): II. Predictive models based on food, temperature, body length, sex, and maturity stage. Limnology and Oceanography, 51 (2). 973-987. https://doi.org/10.4319/lo.2006.51.2.0973

Tarling, Geraint A. ORCID: https://orcid.org/0000-0002-3753-5899; Shreeve, Rachael S.; Hirst, Andrew G.; Atkinson, Angus; Pond, Dave W.; Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Watkins, Jon L.. 2006 Natural growth rates in Antarctic krill (Euphausia superba): I. Improving methodology and predicting intermolt period. Limnology and Oceanography, 51 (2). 959-972.

Ward, Peter; Shreeve, Rachael; Whitehouse, Mick; Korb, Beki; Atkinson, Angus; Meredith, Mike ORCID: https://orcid.org/0000-0002-7342-7756; Pond, David; Watkins, Jon; Goss, Cathy; Cunningham, Nathan. 2005 Phyto- and zooplankton community structure and production around South Georgia (Southern Ocean) during Summer 2001/02. Deep Sea Research I, 52 (3). 421-441. https://doi.org/10.1016/j.dsr.2004.10.003

Shreeve, Rachael S.; Tarling, Geraint A. ORCID: https://orcid.org/0000-0002-3753-5899; Atkinson, Angus; Ward, Peter; Goss, Cathy; Watkins, Jonathon. 2005 Relative production of Calanoides acutus (Copepoda: Calanoida) and Euphausia superba (Antarctic krill) at South Georgia, and its implications at wider scales. Marine Ecology Progress Series, 298. 229-239. https://doi.org/10.3354/meps298229

Reilly, S.; Hedley, S.; Borberg, J.; Hewitt, R.; Thiele, D.; Watkins, J.; Naganobu, M.. 2004 Biomass and energy transfer to baleen whales in the South Atlantic sector of the Southern Ocean. Deep-Sea Research Part II, 51 (12-13). 1397-1409. https://doi.org/10.1016/j.dsr2.2004.06.008

Hewitt, Roger P.; Watkins, Jon; Naganobu, Mikio; Sushin, Viacheslav; Brierley, Andrew S.; Demer, David; Kasatkina, Svetlana; Takao, Yoshimi; Goss, Cathy; Malyshko, Alexander; Brandon, Mark; Kawaguchi, So; Siegel, Volker; Trathan, Philip ORCID: https://orcid.org/0000-0001-6673-9930; Emery, Jennifer; Everson, Inigo; Miller, Denzil. 2004 Biomass of Antarctic krill in the Scotia Sea in January/February 2000 and its use in revising an estimate of precautionary yield. Deep-Sea Research Part II, 51 (12-13). 1215-1236. https://doi.org/10.1016/j.dsr2.2004.06.011

Watkins, J.L.; Hewitt, R.P.; Naganobu, M.; Sushin, V.. 2004 The CCAMLR 2000 Survey: a multinational, multi-ship biological oceanography survey of the Atlantic sector of the Southern Ocean.(Editorial). Deep-Sea Research Part II, 51 (12-13). 1205-1213. https://doi.org/10.1016/j.dsr2.2004.06.010

Siegel, V.; Kawaguchi, S.; Ward, P.; Litvinov, F.; Sushin, V.; Loeb, V.; Watkins, J.. 2004 Krill demography and large-scale distribution in the southwest Atlantic during January/February 2000. Deep-Sea Research Part II, 51 (12-13). 1253-1273. https://doi.org/10.1016/j.dsr2.2004.06.013

Murphy, E.J. ORCID: https://orcid.org/0000-0002-7369-9196; Thorpe, S.E. ORCID: https://orcid.org/0000-0002-5193-6955; Watkins, J.L.; Hewitt, R.. 2004 Modeling the krill transport pathways in the Scotia Sea: spatial and environmental connections generating the seasonal distribution of krill. Deep-Sea Research Part II, 51 (12-13). 1435-1456. https://doi.org/10.1016/j.dsr2.2004.06.019

Hewitt, R.P.; Watters, G.; Trathan, P.N. ORCID: https://orcid.org/0000-0001-6673-9930; Croxall, J.P.; Goebel, M.E.; Ramm, D.; Reid, K.; Trivelpiece, W.Z.; Watkins, J.L.. 2004 Options for allocating the precautionary catch limit of krill among small-scale management units in the Scotia Sea. CCAMLR Science, 11. 81-97.

Kawaguchi, S.; Siegel, V.; Litvinov, F.; Loeb, V.; Watkins, J.. 2004 Salp distribution and size composition in the Atlantic sector of the Southern Ocean. Deep-Sea Research Part II, 51 (12-13). 1369-1381. https://doi.org/10.1016/j.dsr2.2004.06.017

Priddle, J.; Whitehouse, M.J.; Ward, P.; Shreeve, R.S.; Brierley, A.S.; Atkinson, A.; Watkins, J.L.; Brandon, M.A.; Cripps, G.C.. 2003 Biogeochemistry of a Southern Ocean plankton ecosystem: Using natural variability in community composition to study the role of metazooplankton in carbon and nitrogen cycles. Journal of Geophysical Research, 108 (C4), 8082. https://doi.org/10.1029/2000JC000425

Woodd-Walker, Rachel S.; Watkins, Jonathan L.; Brierley, Andrew S.. 2003 Identification of Southern Ocean acoustic targets using aggregation backscatter and shape characteristics. ICES Journal of Marine Science, 60 (3). 641-649. https://doi.org/10.1016/S1054-3139(03)00062-6

Wafy, M.H.; Brierley, A.S.; Gull, S.F.; Watkins, J.L.. 2003 Maximum entropy reconstructions of krill distribution and estimates of krill density from acoustic surveys at South Georgia, 1996-2000. CCAMLR Science, 10. 91-100.

Trathan, P.N. ORCID: https://orcid.org/0000-0001-6673-9930; Brierley, A.S.; Brandon, M.A.; Bone, D.G.; Goss, C.; Grant, S.A.; Murphy, E.J. ORCID: https://orcid.org/0000-0002-7369-9196; Watkins, J.L.. 2003 Oceanographic variability and changes in Antarctic krill (Euphausia superba) abundance at South Georgia. Fisheries Oceanography, 12 (6). 569-583. https://doi.org/10.1046/j.1365-2419.2003.00268.x

Meredith, Michael P. ORCID: https://orcid.org/0000-0002-7342-7756; Watkins, Jon L.; Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Ward, Peter; Bone, Douglas G.; Thorpe, Sally E. ORCID: https://orcid.org/0000-0002-5193-6955; Grant, Sharon A.; Ladkin, Russell S.. 2003 Southern ACC Front to the northeast of South Georgia: pathways, characteristics, and fluxes. Journal of Geophysical Research, 108 (C5), 3162. 16, pp. https://doi.org/10.1029/2001JC001227

Meredith, Michael P.; Watkins, Jon L.; Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Cunningham, Nathan J.; Wood, Andrew G.; Korb, Rebecca; Whitehouse, Mick J.; Thorpe, Sally E. ORCID: https://orcid.org/0000-0002-5193-6955; Vivier, Frédéric. 2003 An anticyclonic circulation above the Northwest Georgia Rise, Southern Ocean. Geophysical Research Letters, 30 (20), 2061. 4, pp. https://doi.org/10.1029/2003GL018039

Hewitt, Roger P.; Watkins, Jon L.; Naganobu, Mikio; Tshernyshkov, Pavel; Brierley, Andrew S.; Demer, David A.; Kasatkina, Svetlana; Takao, Yoshimi; Goss, Cathy; Malyshko, Alexander; Brandon, Mark A.; Kawaguchi, So; Siegel, Volker; Trathan, Philip N. ORCID: https://orcid.org/0000-0001-6673-9930; Emery, Jennifer H.; Everson, Inigo; Miller, Denzil G.M.. 2002 Setting a precautionary catch limit for Antarctic krill. Oceanography, 15 (3). 26-33. https://doi.org/10.5670/oceanog.2002.12

Brierley, A.S.; Goss, C.; Grant, S.A.; Watkins, J.L.; Reid, K.; Belchier, M.; Everson, I.; Jessop, M.J.; Afanasyev, V.; Robst, J.. 2002 Significant intra-annual variability in krill distribution and abundance at South Georgia revealed by multiple acoustic surveys during 2000/01. CCAMLR Science, 9. 71-82.

Ward, Peter; Whitehouse, Mick; Meredith, Mike ORCID: https://orcid.org/0000-0002-7342-7756; Murphy, Eugene ORCID: https://orcid.org/0000-0002-7369-9196; Shreeve, Rachael; Korb, Rebecca; Watkins, Jon; Thorpe, Sally ORCID: https://orcid.org/0000-0002-5193-6955; Woodd-Walker, Rachel; Brierley, Andrew; Cunningham, Nathan; Grant, Sharon; Bone, Doug. 2002 The Southern Antarctic Circumpolar Current Front: physical and biological coupling at South Georgia. Deep Sea Research I, 49 (12). 2183-2202. https://doi.org/10.1016/S0967-0637(02)00119-X

Watkins, J.L.; Brierley, A.S.. 2002 Verification of the acoustic techniques used to identify Antarctic krill. ICES Journal of Marine Sciences, 59. 1326-1336. https://doi.org/10.1006/jmsc.2002.1309

Trathan, P.N. ORCID: https://orcid.org/0000-0001-6673-9930; Watkins, J.L.; Murray, A.W.A.; Brierley, A.S.; Everson, I.; Goss, C.; Priddle, J.; Reid, K.; Ward, P.; Hewitt, R.; Demer, D.; Naganobu, M.; Kawaguchi, S.; Sushin, V.; Kasatkina, S.M.; Hedley, S.; Kim, S.; Pauly, T.. 2001 The CCAMLR-2000 krill synoptic survey: a description of the rationale and design. CCAMLR Science, 8. 1-23.

Watkins, Jonathan L.. 2000 Aggregation and vertical migration. In: Everson, I., (ed.) Krill: biology, ecology and fisheries. Oxford, Blackwell Science, 80-102. (Fish and Aquatic Resources, 6).

Brierley, Andrew S; Watkins, Jonathan L.. 2000 Effects of sea ice cover on the swarming behaviour of Antarctic krill,Euphausia superba. Canadian Journal of Fisheries and Aquatic Sciences, 57 (S3). 24-30. https://doi.org/10.1139/f00-169

Watkins, Jonathan L.. 2000 Sampling krill: direct sampling. In: Everson, I., (ed.) Krill: biology, ecology and fisheries. Oxford, Blackwell Science, 8-19. (Fish and Aquatic Resource Series, 6).

Brierley, A. S.; Watkins, J. L.; Goss, C.; Wilkinson, M. T.; Everson, I.. 1999 Acoustic estimates of krill density at South Georgia, 1981 to 1998. CCAMLR Science, 6. 47-57.

Brierley, A. S.; Demer, D. A.; Watkins, J. L.; Hewitt, R. P.. 1999 Concordance of interannual fluctuations in acoustically estimated densities of Antarctic krill around South Georgia and Elephant Island: biological evidence of same-year teleconnections across the Scotia Sea. Marine Biology, 134 (4). 675-681. https://doi.org/10.1007/s002270050583

Cripps, G. C.; Watkins, J. L.; Hill, H. J.; Atkinson, A.. 1999 Fatty acid content of Antarctic krill Euphausia superba at South Georgia related to regional populations and variations in diet. Marine Ecology Progress Series, 181. 177-188. https://doi.org/10.3354/meps181177

Reid, Keith; Watkins, Jon L.; Croxall, John P.; Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196. 1999 Krill population dynamics at South Georgia 1991-1997, based on data from predators and nets. Marine Ecology Progress Series, 177. 103-114. https://doi.org/10.3354/meps177103

Watkins, J. L.; Murray, A. W. A.; Daly, H. I.. 1999 Variation in the distribution of Antarctic krill Euphausia superba around South Georgia. Marine Ecology Progress Series, 188. 149-160. https://doi.org/10.3354/meps188149

Watkins, Jonathan. 1999 A composite recruitment index to describe interannual changes in the population structure of Antarctic krill at South Georgia. CCAMLR Science, 6. 71-84.

Brierley, Andrew S.; Ward, Peter; Watkins, Jonathan L.; Goss, Catherine. 1998 Acoustic discrimination of Southern Ocean zooplankton. Deep Sea Research Part II: Topical Studies in Oceanography, 45 (7). 1155-1173. https://doi.org/10.1016/S0967-0645(98)00025-3

Goss, C.; Rodhouse, P.; Watkins, J.L.; Brierley, A.S.. 1998 Attribtuion of acoustic echoes to squid in the south Atlantic. CCAMLR Science, 5. 259-271.

Murphy, E.J. ORCID: https://orcid.org/0000-0002-7369-9196; Watkins, J.L.; Reid, K.; Trathan, P.N. ORCID: https://orcid.org/0000-0001-6673-9930; Everson, I.; Croxall, J.P.; Priddle, J.; Brandon, M.A.; Brierley, A.S.; Hofmann, E.. 1998 Interannual variability of the South Georgia marine ecosystem: biological and physical sources of variation in the abundance of krill. Fisheries Oceanography, 7 (3-4). 381-390. https://doi.org/10.1046/j.1365-2419.1998.00081.x

Watkins, J. L.; Murray, A. W. A.. 1998 Layers of Antarctic krill, Euphausia superba  : are they just long krill swarms? Marine Biology, 131 (2). 237-247. https://doi.org/10.1007/s002270050316

Brierley, A.S.; Goss, C.; Watkins, J.L.; Woodroffe, P.. 1998 Variations in echosounder calibration with temperature, and some possible implications for acoustic surveys of krill biomass. CCAMLR Science, 5. 273-281.

Brierley, Andrew S..; Brandon, Mark A.; Watkins, Jonathan L.. 1998 An assessment of the utility of an acoustic Doppler current profiler for biomass estimation. Deep Sea Research Part I: Oceanographic Research Papers, 45 (9). 1555-1573. https://doi.org/10.1016/S0967-0637(98)00012-0

Brierley, Andrew S.; Watkins, Jonathan L.; Murray, Alistair W.A.. 1997 Interannual variability in krill abundance at South Georgia. Marine Ecology Progress Series, 150. 87-98. https://doi.org/10.3354/meps150087

Buchholz, F.; Watkins, J.L.; Priddle, J.; Morris, D.J.; Ricketts, C.. 1996 Moult in relation to some aspects of reproduction and growth in swarms of Antarctic krill,Euphausia superba. Marine Biology, 127 (2). 201-208. https://doi.org/10.1007/BF00942104

Hill, H.J.; Trathan, P.N. ORCID: https://orcid.org/0000-0001-6673-9930; Croxall, J.P.; Watkins, J.L.. 1996 A comparison of Antarctic krill Euphausia superba caught by nets and taken by macaroni penguins Eudyptes chrysolophus:evidence for selection? Marine Ecology Progress Series, 140. 1-11. https://doi.org/10.3354/meps140001

Brierley, A.S.; Watkins, J.L.. 1996 Acoustic targets at South Georgia and the South Orkney Islands during a season of krill scarcity. Marine Ecology Progress Series, 138. 51-61. https://doi.org/10.3354/meps138051

Rodhouse, P.G.; Prince, P.A.; Trathan, P.N. ORCID: https://orcid.org/0000-0001-6673-9930; Hatfield, E.M.C.; Watkins, J.L.; Bone, D.G.; Murphy, E.J. ORCID: https://orcid.org/0000-0002-7369-9196; White, M.G.. 1996 Cephalopods and mesoscale oceanography at the Antarctic Polar Front:satellite tracked predators locate pelagic trophic interactions. Marine Ecology Progress Series, 136. 37-50. https://doi.org/10.3354/meps136037

Socha, David G.; Watkins, Jonathan L.; Brierley, Andrew S.. 1996 A visualization-based post-processing system for analysis of acoustic data. ICES Journal of Marine Science, 53 (2). 335-338. https://doi.org/10.1006/jmsc.1996.0045

Watkins, Jonathan L.; Brierley, Andrew S.. 1996 A post-processing technique to remove background noise from echo integration data. ICES Journal of Marine Science, 53 (2). 339-344. https://doi.org/10.1006/jmsc.1996.0046

Trathan, P. N. ORCID: https://orcid.org/0000-0001-6673-9930; Everson, I.; Miller, D. G. M.; Watkins, J. L.; Murphy, E. J. ORCID: https://orcid.org/0000-0002-7369-9196. 1995 Krill biomass in the Atlantic. Nature, 373 (6511). 201-202. https://doi.org/10.1038/373201b0

Pond, David W.; Priddle, Julian; Sargent, John R.; Watkins, Jonathan L.. 1995 Laboratory studies of assimilation and egestion of algal lipid by Antarctic krill — methods and initial results. Journal of Experimental Marine Biology and Ecology, 187 (2). 253-268. https://doi.org/10.1016/0022-0981(94)00187-I

Pond, David; Watkins, Jon; Priddle, Julian; Sargent, John. 1995 Variation in the lipid content and composition of Antarctic krill Euphausia superba at South Georgia. Marine Ecology Progress Series, 117. 49-57. https://doi.org/10.3354/meps117049

Murray, Alistair W.A.; Watkins, Jonathan L.; Bone, Douglas G.. 1995 A biological acoustic survey in the marginal ice-edge zone of the Bellingshausen Sea. Deep Sea Research Part II: Topical Studies in Oceanography, 42 (4-5). 1159-1175. https://doi.org/10.1016/0967-0645(95)00059-Y

Priddle, Julian; Watkins, John; Murphy, Eugene ORCID: https://orcid.org/0000-0002-7369-9196. 1994 Krill: the ecology of aggregation. Ocean Challenge, 4 (3). 46-50.

Trathan, P.N. ORCID: https://orcid.org/0000-0001-6673-9930; Agnew, D.J.; Miller, D.G.M.; Watkins, J.L.; Everson, I.; Thorley, M.R.; Murphy, E.J. ORCID: https://orcid.org/0000-0002-7369-9196; Murray, A.W.A.; Goss, C.. 1993 Krill biomass in Area 48 and Area 49: recalculations of FIBEX data. In: Selected scientific papers 1992. Hobart, CCAMLR, 157-181.

Pond, David; Priddle, Julian; Sargent, J.R.; Watkins, Jonathan L.. 1993 Lipid composition of Antarctic microplankton in relation to the nutrition of krill. In: Heywood, R.B., (ed.) University research in Antarctica 1989-92. Proceedings of the British Antarctic Survey Special Topic Award Scheme Round 2 Symposium 30 September - 1 October 1992. Cambridge, British Antarctic Survey, 133-139.

Ricketts, C.; Watkins, J.L.; Priddle, J.; Morris, D.J.; Buchholz, F.. 1992 An assessment of the biological and acoustic characteristics of swarms of Antarctic krill. Deep Sea Research Part A. Oceanographic Research Papers, 39 (2). 359-371. https://doi.org/10.1016/0198-0149(92)90113-8

Watkins, Jonathan L.; Buchholz, F.; Priddle, Julian; Morris, D.J.; Ricketts, C.. 1992 Variation in reproductive status of Antarctic krill swarms; evidence for a size-related sorting mechanism? Marine Ecology Progress Series, 82. 163-174. https://doi.org/10.3354/meps082163

Watkins, Jonathan L.; Morris, D. J.; Ricketts, C.; Murray, A. W. A.. 1990 Sampling biological characteristics of krill: Effect of heterogeneous nature of swarms. Marine Biology, 107 (3). 409-415. https://doi.org/10.1007/BF01313422

Everson, Inigo; Watkins, Jonathan L.; Bone, Douglas G.; Foote, Kenneth G.. 1990 Implications of a new acoustic target strength for abundance estimates of Antarctic krill. Nature, 345 (6273). 338-340. https://doi.org/10.1038/345338a0

Foote, Kenneth G.; Everson, Inigo; Watkins, Jonathan L.; Bone, Douglas G.. 1990 Target strengths of Antarctic krill (Euphausia superba) at 38 and 120 kHz. The Journal of the Acoustical Society of America, 87 (1). 16-24. https://doi.org/10.1121/1.399282

Priddle, Julian; Watkins, Jonathan; Morris, David; Ricketts, Chris; Buchholz, Fred. 1990 Variation of feeding by krill in swarms. Journal of Plankton Research, 12 (6). 1189-1205. https://doi.org/10.1093/plankt/12.6.1189

Buchholz, Friedrich; Morris, David J.; Watkins, Jonathan L.. 1989 Analyses of field moult data: prediction of intermoult period and assessment of seasonal growth in Antarctic krill, Euphausia superba Dana. Antarctic Science, 1 (04). 301-306. https://doi.org/10.1017/S0954102089000453

Everson, I.; Bone, D.G.; Watkins, Jonathan L.; Foote, K.G.. 1989 Target strengths of Antarctic krill (Euphausia superba). In: Scientific Committee for the Conservation of Antarctic Marine Living Resources. Selected scientific papers 1988. Hobart, CCAMLR, 265-279.

Murphy, Eugene J. ORCID: https://orcid.org/0000-0002-7369-9196; Morris, D.J.; Watkins, Jonathan L.; Priddle, Julian. 1988 Scales of interaction between Antarctic krill and the environment. In: Sahrhage, D., (ed.) Antarctic ocean and resources variability. Berlin, Springer-Verlag, 120-130.

Morris, D.J.; Watkins, Jonathan L.; Ricketts, C.F.; Buchholz, F.; Priddle, Julian. 1988 An assessment of the merits of length and weight measurements of Antarctic krill Euphausia superba. British Antarctic Survey Bulletin (79). 27-50.

Watkins, Jonathan L.; Morris, D.J.; Ricketts, C.; Priddle, J.. 1986 Differences between swarms of Antarctic krill and some implications for sampling krill populations. Marine Biology, 93 (1). 137-146. https://doi.org/10.1007/BF00428662

Watkins, Jonathan L.. 1986 Variations in the size of Antarctic krill, Euphausia superba Dana, in small swarms. Marine Ecology Progress Series, 31. 67-73. https://doi.org/10.3354/meps031067

Watkins, Jonathan L.; Morris, D. J.; Ricketts, C.. 1985 Nocturnal changes in the mean length of a euphausiid population: vertical migration, net avoidance, or experimental error? Marine Biology, 86 (2). 123-127. https://doi.org/10.1007/BF00399017

This list was generated on Thu Nov 21 18:32:47 2024 UTC.

Export as	RSS