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Dr. Jaume Forcada - Profile

FORCADA J, Hoffman JI. 2014. Climate change selects for heterozygosity in a declining fur seal population. NATURE 511:462-465.  doi:10.1038/nature13542. http://www.nature.com/nature/journal/v511/n7510/full/nature13542.html

Horswill C, Matthiopoulos J, Green J A, Meredith M P, FORCADA J, Peat H, Preston M, Trathan P N, Ratcliffe N. 2014. Survival in macaroni penguins and the relative importance of different drivers; individual traits, predation pressure and environmental variability. Journal of Animal Ecology. doi:10.1111/1365-2656.12229.

Fretwell PT, Staniland IJ, FORCADA J. 2014. Whales from space: counting southern right whales by satellite. PLoS ONE 9(2): e88655. doi:10.1371/journal.pone.0088655. http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0088655

Abadi F, Barbraud C, Besson D, Bried J, Crochet P-A, Delord K, FORCADA J, Grosbois V, Phillips RA, Sagar P, Thompson P, Waugh S, Weimerskirch H; Wood AG, Gimenez O. (2014) Importance of accounting for phylogenetic dependence in multi-species mark-recapture studies. Ecological Modelling 273:236-241.http://dx.doi.org/10.1016/j.ecolmodel.2013.11.017

Bonin, CA, Goebel ME, FORCADA J, Burton RS, Hoffman JI. (2013) Unexpected genetic differentiation between recently recolonized populations of a long-lived and highly vagile marine mammal. Ecology and Evolution. doi:10.1002/ece3.732.

Jensen SK, Nymo IH, FORCADA J, Godfroid J, Hall A. (2013) Brucella antibody seroprevalence in Antarctic fur seal (Arctocephalus gazella), Weddell seal (Leptonychotes weddellii) and southern elephant seal (Mirounga leonina). Diseases of Aquatic Organisms 105:175-181. doi:10.3354/dao02633.

Hoffman JI, Thorne MAS, McEwing R, FORCADA J, Ogden R. (2013) Cross-amplification and validation of SNPs conserved over 44 million years between seals and dogs. PLoS ONE 8(7): e68365. doi:10.1371/journal.pone.0068365. http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0068365

Gonzalvo J, FORCADA J, Grau E, Aguilar A. (2013) Strong site-fidelity increases vulnerability of common bottlenose dolphins Tursiops truncatus in a mass tourism destination in the western Mediterranean Sea. Journal of the Marine Biological Association of the United Kingdom. doi:10.1017/S0025315413000866.

Hoffman JI, Tucker R, Bridget SJ, Clark MS, FORCADA J, Slate J. (2012) Rates of assay success and genotyping error when single nucleotide polymorphism genotyping in non-model organisms: a case study in the Antarctic fur seal. Molecular Ecology Resources. doi: 10.1111/j.1755-0998.2012.03158.x

Jensen SK, Nymo IH, FORCADA J, Godfroid J, Hall A. (2012) Prevalence of Toxoplasma gondii antibodies in pinnipeds from Antarctica. Veterinary Record. doi: 10.1136/vr.100848 (in press).

FORCADA J, Trathan PN, Boveng PL, Boyd IL,Burns JM,Costa DP, Fedak M, Rogers TL, Southwell CJ (2012). Responses of Antarctic pack-ice seals to environmental change and increasing krill fishing. Biological Conservation 149:40-60. http://dx.doi.org/10.1016/j.biocon.2012.02.002

May-Collado LM, FORCADA J (2012) Small-scale estimation of relative abundance for the coastal spotted dolphins (Stenella attenuata) in Costa Rica: the effect of habitat and seasonality. Revista Biologia Tropical Vol. 60 (Suppl. 2) 133-142.

Southwell CJ, Bengtson J, Bester M, Blix AS, Bornemann H, Boveng PL, Cameron M, FORCADA J, Laake J, Nordøy E, Plötz J, Rogers TL, Southwell D, Steinhage D, Stewart B, Trathan (2012). A review of data on abundance, trends in abundance, habitat use and diet of ice-breeding seals in the Southern Ocean. CCAMLR Science 19:49-74. http://www.ccamlr.org/en/system/files/science_journal_papers/Southwell-et-al.pdf

Hoffman J I, FORCADA J (2012) Extreme natal philopatry in female Antarctic fur seals (Arctocephalus gazella) Mammalian Biology 77:71-73.

Gómez-Campos E, Borrell A, Cardona L, FORCADA J, Aguilar A. (2011). Overfishing of Small Pelagic Fishes Increases Trophic Overlap between Immature and Mature Striped Dolphins in the Mediterranean Sea. PLoS ONE 6(9): e24554. doi:10.1371/journal.pone.0024554

Hoffman J I, Grant S M, FORCADA J, Phillips C D (2011) Bayesian inference of a historical bottleneck in a heavily exploited marine mammal. Molecular Ecology.20, 3989–4008. doi: 10.1111/j.1365-294X.2011.05248.x.

Staniland I J, Morton A, Robinson S L, Malone D, and FORCADA J. (2011) Investigating differing population recoveries: Contrasting the foraging behaviour of Antarctic fur seals between two colonies. Marine Ecology Progress Series 434:183-196.

Catry P, FORCADA J, Almeida A (2011). Demographic parameters of black-browed albatrosses Thalassarche melanophris from the Falkland Islands. Polar Biology 34:1221-1229. doi: 10.1007/s00300-011-0984-3.

Nevoux M, FORCADA J, Barbraud C, Croxall J P, Weimerskirch H (2010). Bet-hedging response to environmental variability, an intra-specific comparison. Ecology 91:2416-2427. doi: 10.1890/09-0143.1.

Hoffman J I, FORCADA J, Amos W (2010) Exploring the mechanisms underlying an heterozygosity-fitness correlation fopr canine size in the Antarctic fur seal Arctocephalus gazella. Journal of Heredity 101:539-552. doi:10.1093/jhered/esq046.

Hoffman J I, Hanson N, FORCADA J, Trathan P N, Amos W (2010) Getting long in the tooth: a strong positive correlation between canine size and heterozygosity in Antarctic fur seals Arctocephalus gazella. Journal of Heredity 101:527-538. doi:10.1093/jhered/esq045.

Hill S L, FORCADA J, Trathan P N, Waluda C M (2010) Using ecosystem monitoring data to detect impacts. CCAMLR Science 17:197-212.

Beekmans B W P M, FORCADA J, Murphy E J, de Baar H J W, Bathmann U V, Fleming A H (2010) Generalised additive models to investigate environmental drivers of Antarctic minke whale (Balaenoptera bonaerensis) spatial density in austral summer. Journal of Cetacean Research and Management 11:115-129.

FORCADA J, Malone D, Royle J A, Staniland I J (2009). Modelling predation by transient leopard seals for an ecosystem-based management of Southern Ocean fisheries. Ecological Modelling 220:1513-1521. doi:10.1016/j.ecolmodel.2009.03.020.

FORCADA J, Trathan P N. (2009). Penguin responses to climate change in the Southern Ocean. Global Change Biology 15:1618-1630, doi: 10.1111/j.1365-2486.2009.01909.x.

Edwards E W J, FORCADA J, Crossin G T (2009). First documentation of leopard seal predation of South Georgia pintail duck. Polar Biology, doi:10.1007/s00300-009-0709-z.

Hoffman J, FORCADA J (2009). Genetic analysis of twinning. Journal of Mammalogy 90:621-628.

FORCADA J, Trathan P N, Murphy E J. (2008). Life history buffering in Antarctic mammals and birds against changing patterns of climate and environmental variation. Global Change Biology 14:2473-2488. doi: 10.1111/j.1365-2486.2008.01678.x.

Trathan P N, FORCADA J, Atkinson R, Downie R H, Shears J R. (2008). Population assessments of gentoo penguins (Pygoscelis papua) breeding at an important Antarctic tourist site, Goudier Island, Port Lockroy, Palmer Archipelago, Antarctica. Biological Conservation 141:3019-3028.

Barbraud C, Weimerskirch H, Bost C-A, FORCADA J, Trathan P, Ainley D. 2008. Are king penguin populations threatened by Southern Ocean warming? Proceedings of the National Academy of Sciences 105:E38; doi:10.1073/pnas.0802013105.

Murphy E J, Trathan P N , Watkins J L , Reid K, Meredith M P, FORCADA J, Thorpe S E, Johnston N M and Rothery P. 2007. Climatically-driven fluctuations in Southern Ocean ecosystems. Proceedings of the Royal Society B. DOI:10.1098/rspb.2007.1180

Hoffman J L, FORCADA J, Trathan P N, Amos A. 2007. Female fur seals show active choice for males that are heterozygous and unrelated. NATURE 445:912-914. doi:10.1038/nature05558.

Aguilar A, Cappozzo L H, Gazo M, Pastor T, FORCADA J and Grau E. 2007. Lactation and mother–pup behaviour in the Mediterranean monk seal Monachus monachus: an unusual pattern for a phocid. Journal of the Marine Biological Association UK 87:93-99.

Trathan P N, FORCADA J, Murphy E J. 2007. Environmental forcing and Southern Ocean marine predator populations: effects of climate change and variability. Philosophical Transactions of the Royal Society B 362:2352-2365; doi:10.1098/rstb.2006.1953

Murphy E J, Watkins J L, Trathan P N, Reid K, Meredith M P, Thorpe S E,  Johnston N M, Clarke A, Tarling G A, Collins M A, FORCADA J, Shreeve R S, Atkinson A, Korb R, Whitehouse M J, Ward P, Rodhouse P G, Enderlein P, Hirst A G, Martin A R, Hill S L, Staniland I J, Pond D W, Briggs D R, Cunningham N J and Fleming A H. 2007.  Spatial and temporal operation of the Scotia Sea ecosystem: a review of large-scale links in a krill centred food web. Philosophical Transactions of the Royal Society B 362:113–148. doi:10.1098/rstb.2006.1957.

FORCADA J and Robinson S L (2006) Population abundance, structure and turnover estimates for leopard seals during winter dispersal combining tagging and photo-identification data. Polar Biology 29:1052-1062. DOI 10.1007/s00300-006-0149-y

Hoffman J I, FORCADA J and Amos W (2006) No relationship between microsatellite variation and neonatal fitness in Antarctic fur seals Arctocephalus gazella. Molecular Ecology 15:1995-2006.

Catry P, Phillips R A, FORCADA J and Croxall J P (2006) Factors affecting the solution of a parental dilemma in albatrosses: at what age should chicks be left unattended? Animal Behaviour 72:383-391.

Tornero V, Borrell A, Aguilar A, FORCADA J, Lockyer C (2006) Organochlorine contaminant and retinoid levels in blubber of common dolphins (Delphinus delphis) off northwestern Spain. Environmental Pollution 140:312-321.

Warren N L, Trathan P N, FORCADA J, Fleming A and Jessopp M J (2006) Distribution of post-weaning Antarctic fur seal Arctocephalus gazella pups at South Georgia. Polar Biology 29:179-188

FORCADA J, Trathan P N, Reid K, Murphy E J and Croxall J P (2006) Contrasting population changes in sympatric penguin species in association with climate warming. Global Change Biology 12:411-423

FORCADA J, Trathan P N, Reid K, Murphy E J (2005) The effects of global climate variability in pup production of Antarctic fur seals. Ecology 86:2408-2417.

Gerrodette T and FORCADA J (2005) Non-recovery of two spotted and spinner dolphin populations in the eastern Tropical Pacific Ocean. Marine Ecology Progress Series 291:1-21 (FEATURE ARTICLE).

Reid K and FORCADA J (2005) Causes of offspring mortality in the Antarctic fur seal, Arctocephalus gazella: the interaction of density dependence and ecosystem variability. Canadian Journal of Zoology 83:604-609.

Tornero V, Borrell A, Aguilar A, Wells R S, FORCADA J, Rowles T K and Reijnders P J H (2005) Effects of organochlorine contaminants and individual biological traits on blubber retinoid concentrations in bottlenose dolphins (Tursiops truncatus). Journal of Environmental Monitoring 7:109-114.

Tornero V, Borrell A, FORCADA, J.and Aguilar A (2004) Tissue distribution of retinoids in common dolphins Delphinus delphis. Marine Ecology Progress Series 280:275-283.

FORCADA J, Gazo M, Aguilar A, Gonzalvo J and Fernandez-Contreras M (2004) Bottlenose dolphin abundance in the NW Mediterranean: addressing heterogeneity in distribution. Marine Ecology Progress Series 275:275-287.

Tornero V, Borrell A, FORCADA, J, Pubill E and Aguilar A (2004) Retinoid and lipid patterns in the blubber of common dolphins (Delphinus delphis): implications for monitoring vitamin A status. Comparative Biochemistry and Physiology Part B 137:391-400.

Jessopp M J, FORCADA J, Reid K, Trathan P N and Murphy E J (2004) Winter dispersal of leopard seals (Hydrurga leptonyx): environmental factors influencing demographics and seasonal abundance. Journal of Zoology (London) 263:251-258.

Barlow J, Gerrodette T and FORCADA J (2001) Factors affecting perpendicular sighting distances on shipboard line-transect surveys for cetaceans. Journal of Cetacean Research and Management 3:201-212.

Borrell A, Aguilar A, FORCADA J, Fernandez M, Aznar F J and Raga J A (2000) Varamiento de cetáceos en las costas españolas del Mediterráneo durante el período 1989-1992. Miscel.lània Zoològica 23(1): 53-69.

FORCADA J and Aguilar A (2000) Use of photographic identification in capture-recapture studies of Mediterranean monk seals. Marine Mammal Science 16:767-793.

FORCADA J (2000) Can population surveys show if the Mediterranean monk seal colony at Cap Blanc is declining in abundance? Journal of Applied Ecology 37:171-181.

FORCADA J, Hammond P S and Aguilar A (1999) Status of the Mediterranean monk seal Monachus monachus in the western Sahara and the implications of a mass mortality event. Marine Ecology Progress Series 188:249-261.

FORCADA J and Hammond P S (1998) Geographical variation in density and numbers of striped and common dolphins of the western Mediterranean. Journal of Sea Research 39:313-325.

FORCADA J, Aguilar A, Hammond P, Pastor X and Aguilar R (1996) Distribution and abundance of fin whales in the Western Mediterranean Sea during the summer. Journal of Zoology (London) 238: 23-34.

Goujon M, FORCADA J and Desportes G (1995) Fin whale abundance in the temperate waters of the Eastern North Atlantic. Reports of the International Whaling Commission 44: 287-290.

FORCADA J, Notarbartolo di Sciara G and Fabbri F (1995) Abundance of fin whales and striped dolphins summering in the Corso-Ligurian basin. Mammalia 59(1): 127-140.

FORCADA J, Aguilar A, Hammond P, Pastor X and Aguilar R (1994) Distribution and numbers of striped dolphins in the western Mediterranean Sea after the 1990 epizootic outbreak. Marine Mammal Science 10(2): 137-150.


Book Chapters:

Trathan P N, FORCADA J, Murphy E J (in press; 2012) Environmental forcing and Southern Ocean marine predator populations. In: Rogers, A. D., Johnston, N. M., Murphy, E. J., Clarke, A. eds. Antarctic Ecosystems: An Extreme Environment in a Changing World. Blackwell Publishing Ltd.

FORCADA J, Staniland I J. 2008. Antarctic fur seal. In: W. F. Perrin, Würsig, B., and Thewissen, H. G. M. eds., The Encyclopedia of Marine Mammals 2nd Edition. Academic Press-Elsevier.

FORCADA J. 2008 Distribution. In: W. F. Perrin, Würsig, B., and Thewissen, H. G. M. eds., The Encyclopedia of Marine Mammals 2nd Edition. Academic Press-Elsevier.

Gilmartin W G and FORCADA J (2008) Monk Seals (Monachus monachus, M. tropicalis, and M. schauinslandi). In: W. F. Perrin, Würsig, B., and Thewissen, H. G. M. eds., The Encyclopedia of Marine Mammals 2nd Edition. Academic Press-Elsevier.

FORCADA J. 2008. The Impact of Climate Change on Antarctic Megafauna. Impacts of Global Warming on Polar Ecosystems (ed Carlos M Duarte), pp. 83-108. Fundación BBVA, Madrid.

FORCADA J. 2007. El cambio climático y sus repercusiones para la megafauna antártica. Impactos del calentamiento global sobre los ecosistemas polares (ed Carlos M Duarte), pp. 83-110. Fundación BBVA, Madrid.

Trathan P N, Murphy E J, FORCADA J, Croxall J P, Reid K, Thorpe S E (2006) Physical forcing in the southwest Atlantic: ecosystem control. In Boyd I L, Wanless S, Camphuysen C J (eds) Top predators in Marine Ecosystems. Cambridge University Press, Cambridge, p 28-45.

Gazo M, FORCADA J, Aguilar A, Fernandez-Contreras M, Borrell A, Gonzalvo J and Tornero V (2004) Sector Norte (Cataluña e islas Baleares). In Raga J A, Pantoja J (eds) Proyecto Mediterraneo. Zonas de especial interes para la conservacion de los cetaceos en el Mediterraneo Español. Ministerio de Medio Ambiente, Naturaleza y Parques Nacionales, Serie Tecnica. Madrid, Spain, p 15-64.

Gilmartin W G and FORCADA J (2002) Monk Seals (Monachus monachus, M. tropicalis, and M. schauinslandi). In: W. F. Perrin, Würsig, B., and Thewissen, H. G. M. eds., The Encyclopedia of Marine Mammals. Academic Press.

FORCADA J (2002) Distribution. In: W. F. Perrin, Würsig, B., and Thewissen, H. G. M. eds., The Encyclopedia of Marine Mammals. Academic Press.

Aguilar A, FORCADA J, Gazo M and Badosa E (1997) Los cetáceos del Parque Nacional de Coiba. A: Flora y fauna del Parque Nacional de Coiba (Panamá). Agencia Española de Coperación Internacional, Madrid, Spain.

Aguilar A, Grau E, Borrell A, Calzada N and FORCADA J (1995) Dofí llistat, Stenella coeruleoalba. In: Els Grans Mamífers de Catalunya i Andorra. Coordinadors: Jordi Ruiz-Olmo and Alex Aguilar. Edicions Lynx, Barcelona, Spain.

Beaubrun P, Bayed A, Bompar J M, Boutiba Z, FORCADA J, Gannier A, Giordano A, Maigret J, Notarbartolo di Sciara G, Ozturk B and Ripoll T H (1995) Atlas préliminaire de distribution des cétacés de Méditerranée. Commission lnternationale pour I'Explotation Scientifique de la mer Méditerranée. Musée Océanographique, Monaco, France.

 

Technical Reports:

Forcada, J. 2002. Multivariate methods for size-dependent detection in conventional line transect sampling. SWFSC Admin. Rep., La Jolla, LJ-02-07, 35 p. http://swfsc.nmfs.noaa.gov/IDCPA/TunaDol_rep/LJ_02_07.pdf

Gerrodette, T., and J. Forcada. 2002. Estimates of abundance of northeastern offshore spotted, coastal spotted, and eastern spinner dolphins in the eastern tropical Pacific Ocean. SWFSC Admin. Rep., La Jolla, LJ-02-06, 43 p. http://swfsc.nmfs.noaa.gov/IDCPA/TunaDol_rep/LJ_02_06.pdf

Gerrodette, T., and J. Forcada. 2002. Estimates of abundance of striped and common dolphins, and pilot, sperm and Bryde's whales in the eastern tropical Pacific Ocean. SWFSC Admin. Rep., La Jolla, LJ-02-20, 24 p. http://swfsc.nmfs.noaa.gov/IDCPA/TunaDol_rep/LJ_02_20.pdf

Gerrodette, T., Watters, G. and Forcada, J. 2005. Preliminary estimates of 2003 dolphin abundance in the eastern tropical Pacific. SWFSC Admin. Rep., La Jolla, http://swfsc.nmfs.noaa.gov.


Conference Proceedings:

FORCADA, J., AGUILAR, A., EVANS, P.G.H. and PERRIN, W.F.1990. Distribution of Common and striped dolphins in the temperate waters of the Eastern North Atlantic. A: P.G.H. Evans, Aguilar, A and Smeenk, C. Ed: European Research on Cetaceans, 4: 64-66.

AGUILAR, R., PASTOR, X. and FORCADA, J. 1991. Results of the Greenpeace cetacean survey cruises during the Western Mediterranean striped dolphin epizootic. A: P.G.H. Evans. Ed: European research on cetaceans, 5: 18-21.

FORCADA J, Aguilar A, Hammond P, Pastor X and Aguilar R (1992) Striped dolphin abundance in the western Mediterranean basin after the 1990 epizootic. Pags.143-149. Proceedings of the Mediterranean Striped Dolphin Mortality International Workshop. Pastor, X. & Simmons, M. Ed. Greenpeace International. Mediterranean Sea Project. Palma de Mallorca.

FORCADA J, Aguilar A, Hammond P, Pastor X and Aguilar R (1992) Population estimate of striped dolphin inhabiting the Western Mediterranean sea. A: P.G.H. Evans. Ed: European Research on cetaceans, 6: 105-107.

FORCADA J, Aguilar A, Hammond P, Pastor X and Aguilar R (1994) Distribution and Abundance of fin whales in the Western Mediterranean Sea during the summer. A: P.G.H. Evans. Ed: European Research on Cetaceans, 7: 120-130.

Notarbartolo di Sciara G, FORCADA J, Acquarone M and Fabbri F (1994) Population estimates of fin whales and striped dolphins summering in the CorsoLigurian basin. A: P.G.H. Evans. Ed: European Research on Cetaceans, 7: 135-138.

FORCADA J, Aguilar A, Hammond P, Pastor X and Aguilar R (1995) Striped dolphin abundance in the north-western Mediterranean. A: P.G.H.Evans. Ed: European Research on Cetaceans, 8: 96-98.

Goujon M, FORCADA J and Desportes G (1995) Fin whale abundance in the eastern north Atlantic, estimated from the French program MICA-93 data. A: P.G.H. Evans. Ed: European Research on Cetaceans,8: 81-83.

FORCADA J (1995) Striped dolphin habitats in the north-western Mediterranean. A: P.G.H.Evans. Ed: European Research on Cetaceans, 8: 95.

FORCADA J (1996) Abundance of common and striped dolphins in the south-western Mediterranean. A: P.G.H.Evans. Ed: European Research on Cetaceans, 9: 153-155.

Cantos G, Samaranch R, Badosa E, Grau E, Forcada J and Aguilar (1997) Photo-identification catalogue of Mediterranean monk seals (Monachus monachus) from the western Sahara. P.G.H.Evans. Ed: European Research on Cetaceans, 11:300-301.

Aguilar A, FORCADA J, Arderiu A, Gazo M and Silvani L (1999) Status and conservation threats of small cetaceans in Spanish waters. P.G.H. Evans, J. Cruz and J. A. Raga Ed: European Research on Cetaceans, 13:75.

Gazo M, FORCADA J, Pastor T, Cantos G, Grau E and Aguilar A (1999) Status and conservation threats of small cetaceans in Spanish waters. P.G.H. Evans, J. Cruz and J. A. Raga Ed: European Research on Cetaceans, 13:377.

Aguilar A, FORCADA J, Arderiu A, Gazo M and Silvani L (1999) Status and conservation threats of small cetaceans in Spanish waters. P.G.H. Evans, J. Cruz and J. A. Raga Ed: European Research on Cetaceans, 13:75.

FORCADA J and Gerrodette T (2001) Improving abundance estimates from line transect surveys: modelling sighting conditions and school size distribution. P.G.H. Evans and E. O’Boyle Eds: European Research on Cetaceans, 15:420.