Preliminary data on the biology of Alepocephalus rostratus Risso, 1820 in the central-western Mediterranean

FOLLESA, MARIA CRISTINA;CABIDDU, SERENELLA;PESCI, PAOLA;Sabatini A;CAU, ANGELO

2004-01-01

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Abstract

This note deals with 107 specimens of Alepocephalus rostratuscaught in the Sardinian Channel at depths between 950 and 1190 m. Its frequency of numerical abundance increased with depth. The standard length (SL) of the specimens caught ranged between 13 and 45 cm for females and 13 and 36 cm for males. The length-weight relationship was TW=0.0063SL 3.113 for sexes combined. The main prey identified in the stomachs were the tunicate Pyrosoma atlanticumas well as crustaceans