Hemerocoetes monopterygius (Schneider, 1801)
Opalfish

Family:  Hemerocoetidae (Indo-Pacific duckbills)
Max. size:  28 cm TL (male/unsexed); max. reported age: 3 years
Environment:  demersal; marine
Distribution:  Southwest Pacific: New Zealand.
Diagnosis:   
Biology:  Better reference needed.
IUCN Red List Status: Least Concern (LC); Date assessed: 28 January 2009 Ref. (130435)
Threat to humans:  harmless


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