Crinoid on Red Sponge, Comanthina sp., Raja Ampat, West Papua, Indonesia

crinoid comanthina sp raja ampat west papua indonesia crinoidea echinoderms marine invertebrate feather star featherstar yellow sponge sea sponge porifera red reef coral reef asia birds head peninsula four kings irian jaya indo pacific halmahera sea dampier strait geography nature sea ocean sealife underwater no people vertical n/a n/a