Diversity and Abundance of Fish in The Bone Canal

This study aims to describe the species diversity and abundance of fish in Gorontalo Bone Canal. research was conducted Canal, Bolango district, province with a survey method. Fish identification carried out at Zoology Laboratory Biology Department, State University Gorontalo. The sampling technique random using nets installed four observation stations for 24 hours. Station I is northern part canal (upstream), station II middle canal, III southern (downstream) IV located mouth canal. Measurements physical chemical parameters water were each station. caught identified by referring book: “Identification Freshwater Western Indonesia Sulawesi” by: Kottelat al, (1993). Research results conclusions: 185 individual found consisting 3 orders, 5 families 7 species, including: Cyprinus carpio Barbonimus goionotus (Cypriniformes: Cyprinidae), Hypostamus sp. (Siluriformes: Loriicaridae), Oreocrhomis mosambicus Oreochromis niloticus (Perciformes: Cichlidae), Oxyeleotris marmorata Eleotrididae), Anabas testudineus (Perciformes:Anabantidae). highest index H’= 1.96 lowest 1.50. shows that level moderate, productivity sufficient, ecosystem condition quite balanced ecological pressure moderate. has all an average K = 30.9%. K= 3.3%, indicating relatively