''Stomias'' is a genus of
barbeled dragonfish
Stomiidae is a family of deep-sea ray-finned fish, including the barbeled dragonfishes. They are quite small, usually around 15 cm, up to 26 cm. These fish are apex predators and have enormous jaws filled with fang-like teeth. They are ...
es. They live in the
mesopelagic zone
The mesopelagic zone (Greek μέσον, middle), also known as the middle pelagic or twilight zone, is the part of the pelagic zone that lies between the photic epipelagic and the aphotic bathypelagic zones. It is defined by light, and begins a ...
of all oceans and show
diel vertical migration
Diel vertical migration (DVM), also known as diurnal vertical migration, is a pattern of movement used by some organisms, such as copepods, living in the ocean and in lakes. The word ''diel'' comes from the Latin ''dies'' day, and means a 24-ho ...
and
sexual dimorphism
Sexual dimorphism is the condition where the sexes of the same animal and/or plant species exhibit different morphological characteristics, particularly characteristics not directly involved in reproduction. The condition occurs in most an ...
(males are smaller, have larger eyes and larger postorbital
photophore
A photophore is a glandular organ that appears as luminous spots on various marine animals, including fish and cephalopods. The organ can be simple, or as complex as the human eye; equipped with lenses, shutters, color filters and reflectors, h ...
s than females.
Species
There are currently nine recognized species in this genus:
* ''
Stomias affinis''
Günther, 1887 (Günther's boafish)
* ''
Stomias atriventer''
Garman, 1899 (Black-belly dragonfish)
* ''
Stomias boa
''Stomias boa'', also known as the boa dragonfish, scaly dragonfish, dragon-boa or boa scaly dragonfish, is a species of deep-sea fish in the family Stomiidae.
Three subspecies are recognised:
* '' Stomias boa boa'' ( A. Risso, 1810)
* '' ...
''
(A. Risso, 1810)
** ''
Stomias boa boa''
( A. Risso, 1810) (Boa dragonfish)
** ''
Stomias boa colubrinus''
Garman, 1899
** ''
Stomias boa ferox
''Stomias boa ferox'' is a subspecies of deep-sea fish in the family Stomiidae.
Description
''Stomias boa ferox'' has an elongated body and small head; it is up to in length, black underneath and iridescent silver on its flanks, with a barbel ...
''
J. C. H. Reinhardt, 1842
* ''
Stomias brevibarbatus''
Ege, 1918
* ''
Stomias danae''
Ege, 1933
* ''
Stomias gracilis''
Garman, 1899
* ''
Stomias lampropeltis''
Gibbs
Gibbs or GIBBS is a surname and acronym. It may refer to:
People
* Gibbs (surname)
Places
* Gibbs (crater), on the Moon
* Gibbs, Missouri, US
* Gibbs, Tennessee, US
* Gibbs Island (South Shetland Islands), Antarctica
* 2937 Gibbs, an asteroid
...
, 1969
* ''
Stomias longibarbatus''
( A. B. Brauer, 1902) (Longbarb scaly dragonfish)
* ''
Stomias nebulosus''
Alcock Alcock is a surname. Notable people with the surname include:
Notable people with the surname Alcock
* Alfred William Alcock, British naturalist
* C. W. Alcock, British sports administrator and creator of the FA Cup
* Charles R. Alcock, American ...
, 1889 (Alcock's boafish)
References
Stomiidae
Marine fish genera
Taxa named by Georges Cuvier
Ray-finned fish genera
{{Stomiiformes-stub