.. Data-collection, 6 2.3.1 Species of interest, .6 2.3.2 Aerial survey methods

.. Model-construction, Model selection and predictions, ., p.11

.. Habitat, 14 3.2.1 Model selection, 14 3.2.2 Predictions, p.16

J. Aiken, J. Fishwick, G. Moore, and K. Pemberton, The annual cycle of phytoplankton photosynthetic quantum efficiency, pigment composition and optical properties in the western English Channel, Journal of the Marine Biological Association of the UK, vol.84, issue.2, pp.301-313, 2004.
DOI : 10.1017/S0025315404009191h

M. Austin, Spatial prediction of species distribution: an interface between ecological theory and statistical modelling, Ecological Modelling, vol.157, issue.2-3, pp.101-118, 2002.
DOI : 10.1016/S0304-3800(02)00205-3

H. Bailey and P. M. Thompson, Using marine mammal habitat modelling to identify priority conservation zones within a marine protected area, Marine Ecology Progress Series, vol.378, pp.279-287, 2009.
DOI : 10.3354/meps07887

C. Billot, C. R. Engel, S. Rousvoal, B. Kloared, and M. Valero, Current patterns, habitat discontinuities and population genetic structure: the case of the kelp Laminaria digitata in the English Channel, Marine Ecology Progress Series, vol.253, pp.111-121, 2003.
DOI : 10.3354/meps253111

S. B. Brandt, The Effect of Thermal Fronts on Fish Growth: A Bioenergetics Evaluation of Food and Temperature, Estuaries, vol.16, issue.1, pp.142-159, 1993.
DOI : 10.2307/1352771

P. Brasseur, J. Beckers, J. Brankart, and R. Schoenauen, Seasonal temperature and salinity fields in the Mediterranean Sea: Climatological analyses of a historical data set. Deep-Sea Research I, pp.159-192, 1996.

B. Cadiou, J. Pons, and P. Yesou, Les oiseaux marins nicheurs de France métropolitaine, 2005.

G. Certain and V. Bretagnolle, Monitoring seabirds population in marine ecosystem: The use of strip-transect aerial surveys, Remote Sensing of Environment, vol.112, issue.8, pp.3314-3322, 2008.
DOI : 10.1016/j.rse.2008.01.019

URL : https://hal.archives-ouvertes.fr/hal-00323809

J. M. Chambers and T. J. Hastie, Statistical Models in S, 1992.
DOI : 10.1007/978-3-642-50096-1_48

G. Champalbert, Characteristics of zooplankton standing stock and communities in the Western Mediterranean Sea: Relations to hydrology, Scientia Marina, vol.60, pp.97-113, 1996.

T. Chaurand and H. Weimerskirch, The Regular Alternation of Short and Long Foraging Trips in the Blue Petrel Halobaena caerulea: A Previously Undescribed Strategy of Food Provisioning in a Pelagic Seabird, The Journal of Animal Ecology, vol.63, issue.2, pp.275-282, 1994.
DOI : 10.2307/5546

W. W. Cheung, V. W. Lam, J. L. Sarmiento, K. Kearney, R. Watson et al., Projecting global marine biodiversity impacts under climate change scenarios, Fish and Fisheries, vol.30, issue.2, pp.235-251, 2009.
DOI : 10.1111/j.1467-2979.2008.00315.x

D. Evans, Building the European Union???s Natura 2000 network, Nature Conservation, vol.1, issue.2, pp.11-26, 2012.
DOI : 10.1016/S1389-9341(01)00070-3

F. Feliatra and M. Bianchi, Rates of nitrification and carbon uptake in the Rh???ne River plume (northwestern Mediterranean Sea), Microbial Ecology, vol.311, issue.S??rie III, pp.21-28, 1993.
DOI : 10.1007/BF00166026

M. C. Ferguson, J. Barlow, S. B. Reilly, and T. Gerrodette, Predicting Cuvier's (Ziphius cavirostris) and Mesoplodon beaked whale population density from habitat characteristics in the eastern tropical Pacific Ocean, Journal of Cetacean Research and Management, vol.7, pp.287-299, 2006.

E. Fernandez, J. Cabal, J. Acuña, A. Bode, A. Botas et al., Plankton distribution across a slope current-induced front in the southern Bay of Biscay, Journal of Plankton Research, vol.15, issue.6, pp.619-641, 1993.
DOI : 10.1093/plankt/15.6.619

R. W. Furness and K. Camphuysen, Seabirds as monitors of the marine environment, ICES Journal of Marine Science, vol.54, issue.4, pp.726-737, 1997.
DOI : 10.1006/jmsc.1997.0243

A. Grioche and P. Koubbi, A preliminary study of the influence of a coastal frontal structure on ichthyoplankton assemblages in the English Channel, ICES Journal of Marine Science, vol.54, issue.1, pp.93-104, 1997.
DOI : 10.1006/jmsc.1996.0162

. Hmisc, Retrieved from http://cran.rproject

T. Hastie and R. Tibshirani, Generalized Additive Models, Statistical Science, issue.3, pp.297-313, 1986.

S. L. Hedley, S. T. Buckland, and D. L. Borchers, Spatial modelling from line transect data, Journal of Cetacean Research and Management, vol.1, pp.255-264, 1999.

L. Hiby and P. Lovell, Using Aircraft in Tandem Formation to Estimate Abundance of Harbour Porpoise, Biometrics, vol.54, issue.4, pp.1280-1289, 1998.
DOI : 10.2307/2533658

R. J. Hijmans, J. Van-etten, and M. Mattiuzzi, Raster: Geographic data analysis and modeling, 2014.

I. Vilchis, L. Ballance, L. T. Fiedler, and P. C. , Pelagic habitat of seabirds in the eastern tropical Pacific: effects of foraging ecology on habitat selection, Marine Ecology Progress Series, vol.315, pp.279-292, 2006.
DOI : 10.3354/meps315279

X. Irigoien, R. P. Harris, R. N. Head, and D. Harbour, North Atlantic Oscillation and spring bloom phytoplankton composition in the English Channel, Journal of Plankton Research, vol.22, issue.12, pp.2367-2371, 2000.
DOI : 10.1093/plankt/22.12.2367

C. Koutsikopoulos and B. Le-cann, Physical processes and hydrological structures related to the Bay of Biscay anchovy, Scientia Marina, vol.60, pp.9-19, 1996.

R. W. Laane, G. Groeneveld, D. Vries, A. Van-bennekom, J. Sydow et al., Nutrients (P, N, Si) in the Channel and the Dover Strait: seasonnal and year-to-year variation and fluxes to the North Sea, Oceanologica Acta, vol.16, pp.607-616, 1993.

Y. Lagadeuc, J. M. Brylinski, and D. Aelbrecht, Temporal variability of the vertical stratification of a front in a tidal Region Of Freshwater Influence (ROFI) system, Journal of Marine Systems, vol.12, issue.1-4, pp.147-155, 1997.
DOI : 10.1016/S0924-7963(96)00094-2

A. R. Longhurst, Ecological Geography of the Sea, 2006.

L. Mannocci, Distribution of cetaceans and seabirds in tropical oceans: roles of physiographic, oceanographic and biological factors, 2013.
URL : https://hal.archives-ouvertes.fr/tel-01140141

L. Mannocci, M. Catalogna, G. Dorémus, S. Laran, P. Lehodey et al., Predicting cetacean and seabird habitats across a productivity gradient in the South Pacific gyre, Progress in Oceanography, vol.120, pp.383-398, 2014.
DOI : 10.1016/j.pocean.2013.11.005

URL : https://hal.archives-ouvertes.fr/hal-00959420

L. Mannocci, S. Laran, P. Monestiez, G. Dorémus, O. Van-canneyt et al., Predicting top predator habitats in the Southwest Indian Ocean, Ecography, vol.50, issue.3, pp.1-018, 2013.
DOI : 10.1111/j.1600-0587.2013.00317.x

URL : https://hal.archives-ouvertes.fr/hal-01004173

C. Millot, Circulation in the Western Mediterranean Sea, Journal of Marine Systems, vol.20, issue.1-4, pp.423-442, 1999.
DOI : 10.1016/S0924-7963(98)00078-5

URL : https://hal.archives-ouvertes.fr/hal-00153954

A. Morel and J. Berthon, Surface pigments, algal biomass profiles, and potential production of the euphotic layer: Relation ships reinvestigated in view ofremote-sensing applications, Limnology and Oceanography, issue.8, pp.34-1545, 1989.

. Oiseaux, Oiseaux.net. Retrieved Accessed on 08, 2014.

A. Oschlies and V. Garçon, Eddy-induced enhancement of primary production in a model of the North Atlantic Ocean, Nature, vol.394, issue.6690, pp.266-269, 1998.
DOI : 10.1038/28373

P. Européen, Directive, 2009.

. Parlement-européen, Directive 92/43/CEE du Conseil, du 21 mai 1992, concernant la conservation des habitats naturels ainsi que de la faune et de la flore sauvages, Journal, vol.22, issue.206, pp.7-0050, 1992.

E. Pettex, H. Falchetto, G. Dorémus, O. Van-canneyt, E. Stéphan et al., Suivi Aérien de la Mégafaune Marine dans la ZEE de France métropolitaine, Rapport intermédiaire. Retrieved from Agence des Aires Marines Protégées -PACOMM -Programme d'Acquisition de Connaissances sur les Oiseaux et les Mammifères Marins: Accessed on http, p.45, 2012.

J. F. Piatt, W. J. Sydeman, and F. Wiese, Seabirds as indicators of marine ecosystems, Marine Ecology Progress Series, vol.352, pp.199-204, 2007.
DOI : 10.3354/meps07070

. Previmer, Previmer-Observation et previsions côtières, 2014.

J. Salomon, M. Breton, and P. Guegueniat, Computed residual flow through the Dover Strait, Oceanologiva Acta, vol.16, pp.449-455, 1993.

P. Schwemmer, S. Adler, N. Guse, N. Markones, and S. Garthe, Influence of water flow velocity, water depth and colony distance on distribution and foraging patterns of terns in the Wadden Sea. Fisheries Oceanography, pp.161-172, 2009.

M. L. Tasker, P. Jones, T. Dixon, and B. F. Blake, Counting seabirds at ea from ships: a review of methods employed and a suggestion for a standardized approach, Auk, vol.101, pp.567-577, 1984.

E. Velarde, S. De-la, M. Tordesillas, L. Vieyra, and R. Esquivel, Seabirds as indicators of important fish populations in the Gulf of California. CalCOFI Rep, p.35, 1994.

L. I. Vilchis, L. T. Ballance, and P. C. Fiedler, Pelagic habitat of seabirds in the eastern tropical Pacific: effects of foraging ecology on habitat selection, Marine Ecology Progress Series, vol.315, pp.279-292, 2006.
DOI : 10.3354/meps315279

S. J. Wenger and M. C. Freeman, ESTIMATING SPECIES OCCURRENCE, ABUNDANCE, AND DETECTION PROBABILITY USING ZERO-INFLATED DISTRIBUTIONS, Ecology, vol.17, issue.10, pp.2953-2959, 2008.
DOI : 10.1016/0304-3800(95)00113-1

S. Wood, Generalized Additive models: An Introduction with R. Chapman & Hall/CRC, 2006.

S. Wood, mgcv: Mixed GAM Computation Vehicle with GCV/AIC/REML smoothness estimation World Register of Marine Species, WoRMS Editorial Board, 2013.

M. A. Zacharias and J. C. Roff, Use of focal species in marine conservation and management: a review and critique. Aquatic Conservation: Marine and Freshwater Ecosystems, pp.59-76, 2001.