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. jipt 2023, 1 (2), 107-116. https://doi.org/10.30872/jipt.v1i2.429.