Aside from the sinarapan, Lake Buhi is also home for other marine organisms such as the Irin-irin (Redigobius bikolanus), Dalag (Channa striata), Puyo (Anabas testudineus), Kotnag (Hemiramphus sp.), Burirawan (Strophidon sathete) and native catfish (Clarias sp.).
22 species of fish are recorded for the lake, most dominant are the artificially introduced Nile Tilapia (Tilapia nilolica) and the Climbing Perch (Anabas testudineus).