Clathria_basilana
Monument, Lembeh -night dive.
An interesting sponge as anti-tumor components have been identified as being produced by it.
https://scinapse.io/papers/2767137393
Length: 70 cm.
Distribution: From Malaysia to Philippines, Indonesia and Australia.
Color goes from pale brown to orange-pink or red.
Grows on hard substrate. Tubes growing upwards from the same base. Only in places with strong currents, these sponges stay short and grow in one piece. The outside is warty while the inside is smooth. Feeds on plankton and detritus.
Similar species: Poecilosclerida
By Patomarazul
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Uploaded Aug 12, 2018. Captured May 16, 2018 11:55 in Unnamed Road, Batulubang, Lembeh Sel., Kota Bitung, Sulawesi Utara, Indonesia.