OBSERVATIONS ON FEEDING, MATURITY, AND FECUNDITY OF CALLINECTES SIMILIS WILLIAMS, 1966, ON THE CENTRAL CONTINENTAL SHELF OFF VERACRUZ, GULF OF MEXICO BY SERGIO CHAZARO-OLVERA 1 ), ARTURO ROCHA-RAMIREZ 1 ) and RAMIRO ROMAN-CONTRERAS 2 ) 1 ) Laboratorio de Ecología, Universidad Nacional Autónoma de México, Campus Iztacala, Avenida de los Barrios s/n, Los Reyes Iztacala, Apartado Postal 314, Tlalnepantla, Estado de México, 54090, Mexico 2 ) Instituto de Ciencias del Mar y Limnología, Universidad Nacional Autónoma de México, Apartado Postal 70-305, Mexico, D.F. 04510, Mexico ABSTRACT The aim of this study was to contribute to the knowledge of abundance, fecundity, sex ratio, maturity, and diet of the crab Callinectes similis , on the central continental shelf off Veracruz, Gulf of Mexico. Samples were collected at night on 23-24 April 1996. In all, 2,066 crabs were collected from professional catches of shrimps, 259 of which were C. similis ; 126 specimens of this species were collected in the sample taken at 06:00 h. C. similis was the second most abundant species of all crabs collected. The sex ratio showed a predominance of males probably because females are found at greater depths. C. similis is called “dwarf crab” in the
Crustaceana – Brill
Published: Jan 1, 2000
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