|
Oneirodes eschrichtii Lütken, 1871 Bulbous dreamer |
|
|
photo by
Canadian Museum of Nature, Ottawa, Canada |
| Family: | Oneirodidae (Dreamers) | |||
| Max. size: | 28.8 cm SL (male/unsexed); 29.7 cm TL (female) | |||
| Environment: | bathypelagic; marine; depth range 750 - 2500 m | |||
| Distribution: | Circumglobal: In tropical to temperate waters. Eastern Atlantic: off Madeira, Portugal, Ireland and Iceland. | |||
| Diagnosis: | Dorsal soft rays (total): 5-7; Anal soft rays: 4-4. Esca with anterior appendage bearing papillae and a few short filaments at distal tip; posterior appendage never branched. Characterized by having similar esca to that of O.bulbosus and O.anisacanthus; lacks numerous tapering distal filaments of the anterior appendage of O.bulbosus and lateral escal appendage of O.anisacanthus; subopercle without indentation on posterodorsal margin; length of ventral fork of opercle 20.7-31.9% SL; ratio of lengths of dorsal and ventral forks of opercle 0.44-0.69; absence of epibranchial teeth; presence of teeth on pharyngobrachial II; upper jaw teeth 24-50; lower jaw teeth 29-56;teeth on vomer 4-8; dorsal fin rays 5-7; anal fin rays 4; pectoral fin rays 15-19; head length 33.3-46.2% SL; head depth 34.7-55.4% SL; premaxilla length 22.4-38.9% SL; lower-jaw length 34.3-55.7% SL; illicium length 17.8-38.6& SL (Ref. 86949). | |||
| Biology: | Mesopelagic species. | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 09 May 2013 Ref. (130435) | |||
| Threat to humans: | harmless | |||