title: Seasonal variability in gonad development in the sea urchin (Paracentrotus lividus) on the Basque coast (southeastern Bay of Biscay).
authors.affiliation: AZTI-Tecnalia, Marine Research Division, Herrera Kaia, Portualdea z/g, E-20110 Pasaia, Spain. jgarmendia@azti.es
authors.forename: Joxe Mikel
authors.initials: JM
authors.lastname: Garmendia
authors.forename: Iratxe
authors.initials: I
authors.lastname: Menchaca
authors.forename: María Jesús
authors.initials: MJ
authors.lastname: Belzunce
authors.forename: Javier
authors.initials: J
authors.lastname: Franco
authors.forename: Marta
authors.initials: M
authors.lastname: Revilla