Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Beryciformes (Sawbellies) >
Melamphaidae (Bigscale fishes or ridgeheads)
Etymology: Poromitra: Greek, poros = porous + Greek, mitra = stripe, belt (Ref. 45335).
More on author: Garman.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathypelagic; depth range 0 - 2000 m (Ref. 83719). Tropical
Eastern Pacific Ocean: southern part of Gulf of Panama to Ecuador.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.9 cm SL male/unsexed; (Ref. 83719)
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 3; Dorsal soft rays (total): 12 - 13; Anal spines: 1; Anal soft rays: 9; Vertebrae: 28 - 31. This species is distinct in having large spines at the posterior and lower margins of the praeoperculum; angular part of praeoperculum with an unspined notch; ventral fins insertion is at the level or slightly behind the vertical of the posterior margin of the pectoral fin insertion; upper jaw extends to the vertical of the posterior eye margin; soft rays in the dorsal fin 12, anal fin 9; first branchial arch with 28-31 rakers; vertebrae 28-31; pyloric caeca 7-8 (Ref. 83719).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Kotlyar, A.N., 2009. Revision of the genus Poromitra (Melamphaidae): Part 3. Species of P. cristiceps: P. cristiceps, P. nigrofulva, P. frontosa, and P. nigriceps. J. Ichthyol. 49(6):421-434. (Ref. 83719)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
123201): 5.6 - 11, mean 8 °C (based on 26 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00451 - 0.02668), b=3.10 (2.89 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.4 ±0.3 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).