JENIS DAN SEKS-RASIO UDANG BARONG (Panulirus spp.) DI KAWASAN PANTAI GUNUNG KIDUL, YOGYAKARTA

Sukiman Wirosaputro (Fakultas Pertanian UGM)

Jurnal Perikanan Universitas Gadjah Mada
Vol 1, No 1 (1996)

Activity researched for lobster in coastal area Gunungkidul Yogyakarta began November, 1995 to Februari, 1996. Number of lobsters to identify were 3,755 head for species and 1,525 head for sex-ratio. Number of species were 6kinds, there were : Panulirus pencillatus (56.48%), P. homarus (30.38%), P. longipes (6.73%), P. ornatus (5.40%), P, versicolor (0.95%), P. polyphagus (0.06%). General sex-ratio between male:female = 1.83:1.00. number of female carrying eggs 3.40% and not carrying eggs 32.54%. Sex-ratio for each species between male:female for P. penicillatus, P. homarus, P. longipes, P. ornatus, P. versicolor, P. polyphagus, were = 1.83:1.00 ; 1.71:1.00 ; 2.20:1.00 ; 0.97:1.00 ; 2.40:1.00 ; 1.00:0.00 respectively.