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EFEKTIVITAS BERBAGAI BAHAN PENGISI KEMASAN PADA TRANSPORTASI IKAN SISTEM KERING TERHADAP KELULUSAN HIDUP IKAN NILA (Oreochromis niloticus) Hasan, Uswatul
Jurnal Warta Dharmawangsa No 58 (2018)
Publisher : Universitas Dharmawangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46576/wdw.v0i58.384

Abstract

KEPADATAN DAN POLA PERTUMBUHAN KERANG LOKAN (Geloina erosa, Solander 1786) DI EKOSISTEM MANGROVE BELAWAN Hasan, Uswatul; Wahyuningsih, Hesti; Jumilawaty, Erni
Jurnal Perikanan dan Kelautan Vol 19, No 2 (2014)
Publisher : Fakultas Perikanan dan Kelautan Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31258/jpk.19.2.42-49

Abstract

Density and growth pattern mangrove clam Geloina erosa (Solander 1786) inmangrove ecosystem Belawan, has been investigated in December 2013 - February2014. G erosa samples taken from three observation stations and each station observa-tions were made 3 replicates (months) sampling. The method used in determining thesampling point is the "purposive sampling". G. erosa samples were collected directlyby capturing by hand at the lowest tide. Result of the analysis data was the highestdensity of G. erosa at station 1 Nypah fruticants vegetation average of 3.207 individ-uals/m 2 , the lowest Heterogeneous vegetation at station 2 average of 1.362 individuals/m 2 . Allometric growth patterns show a pattern of negative (b <3).