Arman Harahap, Arman Harahap and Khairul, Khairul and Kusno, Kusno and Sriono, Sriono and Eva Fitria, Eva Fitria and Bernat Panjaitan, Bernat Panjaitan and Maya Jannah, Maya Jannah and Khairul Insani Ilham, Khairul Insani Ilham (2020) Species Composition & Ecology Index Of The Family Gobiidae At The Mangrove Belawan Of Sicanang Island. Species Composition & Ecology Index Of The Family Gobiidae At The Mangrove Belawan Of Sicanang Island, 29 (5). pp. 4877-4882. ISSN ISSN: 2005-4238 IJAST