Resumo: |
This report reviews the lobster catch during the months of November and December 1992. In total, 38 fishing units were licenced: 26 on Mahe, 7 on La Digue and 5 on Praslin. 8 licence holders provided no information and claimed that they undertook no fishing trips at all. Of the remainder, each fishing unit comprised an average of 3 men. 2 fishing units used traps as the only catching method, 27 used snorkelling and 1 a combination of traps and snorkelling. For the two month period, an estimated catch of 4.9 tonnes of Spiny Lobster for all sites were landed; of which Mahe contributed an estimated 2.8 tonnes. For the month of November only, a total catch of 2.7 tonnes of lobsters were estimated and for the month of December a total of 2.2 tonnes were caught. For the month of November there were a total of 142 trips by 418 men, and for the month of December there were 89 trips and 252 men were involved in the fishery. Three main species were landed : Panulirus penicilatus (Homard Grosse Tete), Panulirus longipes (Homard Rouge), Panulirus versicolor (Homard Vert). The catch rate for the month of November was 19.5 kg/trip, and the catch rate of December was 27.2 kg/trip. The mean carapace length of each species were respectively: (in cm) MALES FEMALES G.T. = 10.8 G.T. = 8.8 H.R. = 8.7 H.R.= 8.4 H.V. = 9.0 H.V.= 8.6 By fishing method snorkelling, 95.5% of lobsters were caught and by fishing method trap, 4.5% of lobsters were caught. The catch composition from fishing methods utilised were: a) Snorkelling: Homard Grosse Tete, 85.9% Homard Rouge, 13.9% Homard Vert, 0.2% b) Trap: Homard Rouge, 100%
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