2017
DOI: 10.15578/bawal.3.1.2010.65-70
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Variasi Ukuran Dan Jenis Mangsa Dari Ikan Madidihang Muda (Immature) Dan Dewasa (Mature)

Abstract: ABSTRAKPenelitian ini bertujuan untuk mengetahui hubungan antara mangsa dan pemangsa (ikan madidihang) di perairan Marisa. Pengambilan contoh dilakukan di Marisa, Provinsi Gorontalo, pada perusahaan fillet ikan tuna. Pengamatan isi lambung dilakukan secara visual. Hasil penelitian menunjukan bahwa tidak terdapat hubungan antara pertambahan ukuran mangsa dengan ukuran ikan pemangsa (madidihang), tapi terdapat hubungan antara jenis mangsa dengan ukuran ikan pemangsa. Ikan madidihang yang berukuran besar (matang … Show more

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“…According to [22], an equal sex ratio is achieved when the number of males and females is balanced. This increases the likelihood of successful fertilization when the male-to-female fish ratio is balanced [15,23].…”
Section: Sex Ratiomentioning
confidence: 99%
“…According to [22], an equal sex ratio is achieved when the number of males and females is balanced. This increases the likelihood of successful fertilization when the male-to-female fish ratio is balanced [15,23].…”
Section: Sex Ratiomentioning
confidence: 99%
“…Few studies have focused on reproductive biology because of the ecological importance of yellowfin tuna and the overfished stock status in recent years [3,4,16]. Research on the reproduction of yellowfin tuna has also been conducted in Indonesia [14,[17][18][19]. This study aims to determine the reproductive potential of yellowfin tuna in the eastern part of the Indian Ocean, including size at maturity (Lm50), the spawning season, spawning frequency, egg diameter, and fecundity.…”
Section: Introductionmentioning
confidence: 99%