oceanexpert oceanexpert

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Gender male
Department UMR MARBEC
Centre de Recherches Halieutiques Méditerranéene et Tropicale Sete ( IRD, CRH, BP 171)
Avenue Jean Monnet BP 171 Sete 34203
Centre de Recherches Halieutiques Méditerranéene et Tropicale Sete Avenue Jean Monnet BP 171
Tel +33 4 99 57 32 31
Fax +33 4 99 57 32 95
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Website http://www.umr-marbec.fr/fr/poles/expertise,052.html
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Degree PhD
Job type Research
Research Area(s) Fisheries, Aquaculture , Fisheries, Aquaculture
Research Activities stock assessment, fishing strategies, tagging data

Evaluation des stocks, stratégies de pêche, données de marquage-recapture Evaluacion de las poblaciones, estrategias de pesca, datos de marcados-recapturas
Research Region Atlantic Ocean, Indian Ocean
Skills/Expertise Tuna fisheries
PUBLICATIONS (as reported by Dr. Daniel GAERTNER)

Escalle, L., Capietto, A., Chavance, P., Dubroca, L., Delgado De Molina, A., Murua, M., Gaertner, D., Romanov, E., Spitz, J., Kiszka, J-J., Floch, L., Damiano, A., Merigot, B. (2015) Cetaceans and tuna purse seine fisheries in the Atlantic and Indian Oceans: interactions but few mortalities. Mar Ecol Prog Ser., 522: 255?268
Torres-Irineo, E., Amande, M. J., Gaertner, D., Delgado de Molina, A., Murua, H., Chavance, P., Ariz, J., Ruiz, J., Lezama-Ochoa, N. (2014) Bycatch species composition over time by tuna purse-seine fishery in the eastern tropical Atlantic Ocean. Biodivers Conserv. 23: 1157?1173
Torres-Irineo, E., Gaertner, D., Chassot, E., Dreyfus-León, M. (2014) Changes in fishing power and fishing strategies driven by newtechnologies: The case of tropical tuna purse seiners in the easternAtlantic Ocean. Fishery Research, 155: 10-19
Gaertner, D., Hallier, J-P. (2014) Tag shedding by tropical tunas in the Indian Ocean and other factors affecting the shedding rate. Fishery Research, doi.org/10.1016/j.fishres.2014.02.025
Kaplan, D., Bach, P., Bonhommeau, S., Chassot, E., Chavance, P., Dagorn, L., Davies T., Dueri, S., Fletcher, R., Fonteneau, A., Fromentin, J.M., Gaertner, D., Hampton, J., Hilborn, R., Hobday, A., Kearney, R., Kleiber, P., Lehodey, P., Marsac, F.., Maury, O., Mees, C., Ménard, F., Pearce, J., Sibert, J. (2013). The true challenge of giant marine reserves. Science, 340 (6134) : 810-811.
Simon, M., Fromentin, J.-M., Bonhommeau, S., Gaertner, D., Brodziak, J., and Etienne, M.-P. (2012) Effects of Stochasticity in Early Life History on Steepness and Population Growth Rate Estimates: An Illustration on Atlantic Bluefin Tuna. PLOS-One 7(10): 1-17.
Torres-Irineo, E., Gaertner, D., Delgado de Molina, A., and Ariz, J. (2011). Effects of time-area closure on tropical tuna purse-seine fleet dynamics through some fishery indicators. Aquat. Living Resour. 24: 337-350.
Arrizabalaga, H., de Bruyn, P., Diaz, G. A., Murua, H., Chavance, P., Delgado de Molina, A., Gaertner, D., Ariz, J., Ruiz, J., and Kell, L. T. (2011) Ecological Risk Assessment for species caught in Atlantic tuna fisheries. Aquat. Living Resour. 24(1): 1-12
Bez, N., Walker, N., Gaertner, D., Rivoirard, J. and Gaspar, P. (2011). Fishing activity of tuna purse seiners estimated from VMS data. Can. J. Fish. Aquat. Sci. 68:(11) 1998-2010
Amande, J. M., Ariz, J., Chassot, E., Delgado de Molina, A., Gaertner, D., Murua, H., Pianet, R., Ruiz, J., and Chavance, P. (2010) Bycatch and discards of the European purse seine tuna fishery in the Atlantic ocean. Estimation and characteristics for the 2003-2007 period. Aquat. Living Resour, 23, 353?362
Gaertner, D. (2010) Estimates of Historic Changes in Total Mortality and Selectivity for Eastern Atlantic Skipjack (Katsuwonus pelamis) from Length Composition Data. Aquat. Living Resour. 23: 3-11
Bach, P., Gaertner, D., Menkes, C., Romanov, E., and Travassos, P. (2009) Effects of the gear deployment strategy and current shear on pelagic longline shoaling. Fisheries Research 95: 55-64
Hallier, J.P., and Gaertner, D. (2008) Drifting fish aggregation devices could act as an ecological trap for tropical tunas. Marine Ecology Progress Series 353: 255-264.
Gaertner, D., Delgado de Molina, A., Ariz, J., Pianet, R., and Hallier, J.-P. (2008) Variability of the growth parameters of the skipjack tuna (Katsuwonus pelamis) among areas in the eastern Atlantic: Analysis from tagging data within a meta-analysis approach. Aquat Living Resour. 21: 349-356
Dreyfus-Leon, M. and Gaertner, D. (2006) Modeling performance and information exchange between fishing vessels with artificial neural networks. Ecological Modelling 195: 30-36.
PALLARES, P., SOTO, M., DIE, D., GAERTNER, D., MOSQUEIRA, I., and KELL, L.T., (2005) The development of an operational model and simulation procedure for testing uncertainties in the Atlantic Bigeye (Thunnus obesus) stock assessment. 2nd World Meeting on Bigeye tuna, ICCAT, Madrid, Spain. Col. Vol. Sci. Pap. ICCAT, 57(2): 162-176.
GAERTNER, D., and DREYFUS-LEON, M. (2004). Analysis of nonlinear relationships between catch per unit of effort and abundance in a tuna purse seine fishery simulated with artificial neural networks. ICES Journal of Marine Science, 61:812-820.
SALAS, S., and GAERTNER, D. (2004). The behavioural dynamics of fishers: management implications. Fish and fisheries, 5, 153-167
GAERTNER, D., and HALLIER, J. P., (2004). Combining Bayesian and simulation approaches to compare the efficiency of two types of tags used in tropical tuna fisheries. Aquatic Living Resource 17: 175-183
GAERTNER, D., HALLIER, J. P., and MAUNDER, M. N. (2004). A tag attrition model as a means to estimate the efficiency of two types of tags used in tropical tuna fisheries. Fishery Research, 69: 171-180
GAERTNER, D., MENARD, F., DEVELTER , C., ARIZ, J., and DELGADO de MOLINA, A. (2002). By-catch of billfishes by the European tuna purse seine fishery in the Atlantic Ocean. Fish. Bull. U.S. 100, 683-689
GAERTNER D., FONTENEAU A., and LALOE F. (2001) .- Approximate estimate of the maximum sustainable yield from catch data without detailed effort information: application to tuna fisheries. Aquat. Living Resource 14: 1-9.
MENARD F., FONTENEAU A., GAERTNER D., NORDSTROM V., STEQUERT B. And MARCHAL E. [2000] .- Exploitation of small tunas by a purse-seine fishery with fish aggregating devices and their feeding ecology in an Eastern tropical Atlantic ecosystem. ICES Journal of Marine Science, 57: 525-530.
FONTENEAU A., ARIZ J., GAERTNER D., NORDSTROM V., and PALLARES P. [2000] .- Observed changes in the species composition of tuna schools in the Gulf of Guinea between 1981 and 1999, in relation with the fishing aggregating device fishery. Aquat. Living Resource 13: 1-5.
GAERTNER D., PAGAVINO M. & MARCANO J. [1999] .- Influence of fisher's behaviour on the catchability of surface tuna schools in the Venezuelan purse-seiner fishery in the Caribbean Sea. Can. J. Fish. Aquat. Sci. 56 :394-406.
GAERTNER D., GAERTNER J.C., MARCANO J. & PAGAVINO M. [1998] .- Multivariate analyses of tuna catches and fishing strategies relationships. Application to the venezuelan purse seiners in the caribbean sea. In ICCAT Tuna Symposium. Ponta Delgada, Sao Miguel, Acores (Portugal), ICCAT. Coll. Vol. Sci. Pap. 50(2): 623?636 .
GAERTNER D. & ALIO J. [1998] .- Trends in the recreational Billfish fishery cpue off Playa Grande (1961-1995), central venezuelan coast. Third ICCAT Billfish Workgroup. ICCAT. Coll. Vol. Sci. Pap. 47: 289-300.
GAERTNER D., PAGAVINO M. & MARCANO J. [1996] .- Utilisation de modèles linéaires généralisés pour évaluer les stratégies de pêche thonière à la senne en présence d'espèces associées dans l'Atlantique Ouest. Aquat. Liv. Res. 9: 305-323.

Created: 2000-10-12 Last Updated: 2015-05-18 by Daniel GAERTNER