Grammonus ater (Risso, 1810)
Grammonus ater
photo by Patzner, R.

Family:  Bythitidae (Livebearing brotulas)
Max. size:  12 cm SL (male/unsexed)
Environment:  reef-associated; marine; depth range 5 - 30 m
Distribution:  Eastern Atlantic: in the Mediterranean from the Balearic Islands to the Adriatic.
Diagnosis:   
Biology:  Inhabits shallow rocky areas (Ref. 4758). Probably a deep dweller that migrates to coastal areas in August (Ref. 12382). Uncommon species (Ref. 34024). Nocturnal, hides in caves during the day (Ref. 12382).
IUCN Red List Status: Least Concern (LC); Date assessed: 13 March 2014 Ref. (130435)
Threat to humans:  harmless


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