“Hubungan Kerapatan Tegakan Lamun Terhadap Kelimpahan Sand Dollar (Laganum sp.) Di Padang Lamun Pulau Derawan Kabupaten Berau: The Relation Between Seagrass Standing Density and Sand Dollar (Laganum, sp.) Abundance at Seagrass Beds, Derawan Island, Berau District”. 2023. Jurnal Ilmu Perikanan Tropis Nusantara (Nusantara Tropical Fisheries Science Journal) 1 (2): 107-16. https://doi.org/10.30872/jipt.v1i2.429.