Synopsis of biological data on North Atlantic sand eels of the genus ammodytes (a. tobianus, a. dubius, a. americanus and a. marinus)

ammodytes anatomia animal anatomie animale animal morphology animal nutrition animal population animal welfare behaviour bienestar animal ciclo vital comportamiento comportement crecimiento croissance ecologia ecologie ecology fishery management fishery resources fishes geographical distribution growth lancon lanzon life cycle maturation nutrition animale peces poisson (animal) population animale population density recursos pesqueros reproduction ressource halieutique sandeels taxonomia taxonomie taxonomy