Crinoid clingfish

Discotrema crinophilum

Discotrema is a genus of clingfishes found on reefs in the Indian and Pacific Oceans.
Crinoid clingfish Seen in Cabilao, Philippines (2012). Photo by Mark Bockstael (my husband). 
Gobiesocidae. To 3 cm (1/4 in.): Elongate with short rounded snout. Black to pale reddish brown. White to yellow stripe from eye to tail. Occasionally a 3rd stripe down back. Typically display color of host crinoid.
Habitat: Solitary or in pairs. Coral reefs 8-20 m. East Indo-West Pacific. Clingfish,Crinoid clingfish,Discotrema crinophilum,Fall,Geotagged,Philippines,discotrema_crinophilum

Appearance

Distinguished from its congeners by the following characters: pectoral ray count 23-28; head width 4.3-5.3 in SL; snout length 2.8-3.5 in HL; disc length 4.2-4.9 in SL; a mid-dorsal white or pale yellow stripe and a lateral stripe on head and body.
Max length : 5.0 cm SL male/unsexed
Discotrema crinophilum Batu Lubang Kecil, Lembeh. Clingfish,Crinoid clingfish,Discotrema crinophilum,Geotagged,Indonesia,Spring

Naming

Briggs 1976
Crinoid Clingfish (Discotrema_crinophilum) Batu Lubang Besar.
In Lembeh almost any crinoid you look into has a hidden beauty. This one contained a shy crinoid cling fish. Clingfish,Crinoid clingfish,Discotrema crinophilum,Geotagged,Indonesia,Spring

Distribution

Western Pacific: Ryukyu Islands, Bismarck Archipelago and the Fiji Islands. Recently reported from Christmas Island ), Taiwan ) and the Great Barrier Reef
Crinoid clingfish (Discotrema crinophila) Kapal Indah, Lembeh. Crinoid clingfish,Discotrema crinophilum,Geotagged,Indonesia,Spring,clingfish

Habitat

Marine; reef-associated; depth range 8 - 20 m. Found in protected coastal reefs from shallow reef flats to about 20 m depth along slopes and walls

References:

Some text fragments are auto parsed from Wikipedia.

http://www.fishbase.org/summary/7494
Taxonomy
KingdomAnimalia
DivisionChordata
ClassActinopterygii
OrderGobiesociformes
FamilyGobiesocidae
GenusDiscotrema
SpeciesDiscotrema crinophilum