Chaenophryne melanorhabdus Regan & Trewavas, 1932
Chaenophryne melanorhabdus
photo by Canadian Museum of Nature, Ottawa, Canada

Family:  Oneirodidae (Dreamers)
Max. size:  10.2 cm SL (male/unsexed)
Environment:  bathypelagic; marine; depth range - 1250 m
Distribution:  Western Central Pacific: Papua New Guinea. Eastern Central Pacific: Gulf of Panama.
Diagnosis:  Dorsal soft rays (total): 6-8; Anal soft rays: 5-6. Distinguishing characteristics of metamorphosed female: esca with single elongate internally pigmented anterior appendage, less than one-fourth to nearly one-third length of escal bulb; absence of medial escal appendages; posterior escal appendages with swollen basal portion and compressed distal crest, posterior filament or filaments and pair of anterior lobes each with numerous filaments; filamentous anterolateral escal appendage on each side; absence of basal series of filaments; total number of teeth in upper jaw 21-45, lower jaw with 26-42 teeth; ratio between number of teeth in upper jaw to lower jaw teeth 0.78-1.30; vomerine teeth 4-7; length of illicium 20.1-41.3% SL; escal bulb width 2.1-6.3% SL (Ref. 86949).
Biology: 
IUCN Red List Status: Least Concern (LC); Date assessed: 11 October 2018 Ref. (130435)
Threat to humans:  harmless


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.