Distribuição temporal dos elasmobranquios na pesca de pequena escala de Barra de GUARATIBA, Rio de Janeiro, Brasil

The distribution of elasmobranches in the bottom gillnet fishery of 'Barra de Guaratiba' (RJ, Brazil) was checked between March 1982 to May 1985. An amount of 892 specimens of 25 species were registered. Rhizoprionodon porosus, R. lalandii and Sphyrna lewini were considered constants during the whole period. Rhizoprionodon species use the area as a nursery ground, meanwhile others (as Sphyrna lewini juveniles) for recruitment. None relationship between catches and moon phases were detected. Recent data, collected between 2004 and 2007, indicates the fishery pattern does not change, besides the gillnet length have grown and the catches fall. Key-words: Chondrichthyes; occurrence; gillnet; coastal area Artigo Cientifico: Recebido em 08/10/2010 – Aprovado em 09/03/2011 1 Nucleo de Pesquisa e Desenvolvimento, Centro Avancado APTA do Pescado Marinho, Instituto de Pesca, APTA/SAA. Av. Bartolomeu de Gusmao, 192 – CEP: 11.030-906 – Santos – SP – Brasil. e-mail: argtomas@pesca.sp.gov.br (autor correspondente) 2 Laboratorio de Taxonomia de Elasmobrânquios, Departamento de Zoologia, Instituto de Biologia, Universidade do Estado do Rio de Janeiro. R. Sao Francisco Xavier, 524 – 5o andar – CEP: 20.559-900 Rio de Janeiro RJ – Brasil. e-mail: ulisses@uerj.br 3 Departamento de Oceanografia, Universidade Federal de Pernambuco. Av. Arquitetura s/n – CEP: 50.670-901 Recife – PE – Brasil. e-mail: beatrice@ufpe.br