| Common names: flashlight-fish (English), flashlightfish (English), pez-linterna (Espanol), ojo de linterna (Espanol) |
Phthanophaneron harveyi (Rosenblatt & Montgomery, 1976)
Panamic flashlightfish, Gulf flashlight-fish
Body oblong; head large; bones of head and shoulder girdle strongly sculptured with numerous spine-bearing ridges; sensory canals on top separated by broad ridges and covered by skin; snout short and blunt; eye large, wider than snout length; one papilla behind eye; light organ under eye rotatable, with raisable shutter; mouth oblique, moderate size; teeth small and conical; dorsal fin in two parts, IV + I, 14-15; anal rays II, 10; pelvic fin I, 6; tail fin deeply forked; scales very small and very rough, about 80 in longitudinal series on upper side; scales of lateral line not enlarged; a row of about 12-13 enlarged, keeled scales along center of belly.
Overall blackish brown, no reflective markings on body; a prominent pearly white luminous organ under eye.
Size: grows to at least 26 cm.
Habitat: rocky bottoms.
Depth: 0-100 m.
Known only from a few specimens captured in the central east and SW Gulf of California and lower Baja California.
Global Endemism: All species, East Pacific endemic, Tropical Eastern Pacific (TEP) endemic
Regional Endemism: All species, TEP endemic, Continental TEP endemic, Cortez province endemic, Continent, Continent only
Climate Zone: North Temperate (Californian Province &/or Northern Gulf of California), Northern Subtropical (Cortez Province + Sinaloan Gap)
Inshore/Offshore: Inshore, Inshore Only
Water Column Position: Mid Water, Near Bottom, Bottom, Bottom + water column
Habitat: Reef (rock &/or coral), Rocks, Reef associated (reef + edges-water column & soft bottom), Water column
FishBase Habitat: Demersal
Habitat and Ecology
Water temperature and chemistry ranges based on 1 sample.
Depth range (m): 31.5 - 31.5
Temperature range (°C): 19.490 - 19.490
Nitrate (umol/L): 8.632 - 8.632
Salinity (PPS): 35.034 - 35.034
Oxygen (ml/l): 4.242 - 4.242
Phosphate (umol/l): 1.385 - 1.385
Silicate (umol/l): 17.402 - 17.402
Note: this information has not been validated. Check this *note*. Your feedback is most welcome.
Recorded at 35 meters.
Diet: Pelagic crustacea
Life History and Behavior
CITES: Not listed
IUCN Red List Assessment
Red List Category
Red List Criteria
Relevance to Humans and Ecosystems
Phthanophaneron harveyi, the Gulf flashlightfish, is a species of flashlight fish endemic to the Gulf of Mexico where it is found at depths of from 32 to 36 metres (105 to 118 ft). This fish has been displayed in public aquariums. This species grows to a length of 8 centimetres (3.1 in) TL. This species is the only known member of its genus.
- Froese, Rainer and Pauly, Daniel, eds. (2012). "Phthanophaneron harveyi" in FishBase. October 2012 version.
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