Relative Abundance of Finfishes Caught by Purse Seine and Ring Net in Moro Gulf, Southern Philippines

Abstract

This study was conducted to determine the relative abundance of finfishes caught by purse seine and ring net operated in the Moro gulf landed in the Fish Complex in General Santos City, South Cotabato Philippines from January to December 2014. Results of the study showed that there were 14 species of finfishes belonging to 5 families caught by the purse seine and ring net in the Moro Gulf. Family Scombridae dominated the number of species with an aggregate percentage composition of 42.86%, followed by Carangidae (35.71%) while Balistidae, Coryphaenidae and Apogonidae had percentage share of 1% each. The relative abundance of species caught by purse seine and ring net was almost identical. Katsuwonus pelamis dominated the catch with a relative abundance of 63.53 % and 54.01% for the purse seine and ring net, respectively. With regard to the catch per unit effort, purse seine has higher CPUE with 73,503.5 kgs days trip-1 than ring net with 51,278.4 kgs days trip-1.