The probable changes in the pattern of sardine and sardinelle distribution along the West African coast, caused by an intensification of the trade-winds [upwelling]

ambiente pelagico biotope biotopes cadena alimentaria clima climat climate corrientes de agua courant d'eau distribution naturelle ecosistema ecosystems environmental temperature fishing areas food chains migration natural distribution pelagic environment plancton plankton sardina sardinela sardinella sardinellas sardinelle seasonal variation vent viento water currents winds zonas de pesca