Actinopterygii (ray-finned fishes) > Scorpaeniformes
(Scorpionfishes and flatheads) > Peristediidae
(Armored searobins or armored gurnards)
Etymology: Peristedion: Greek, peri = around + Greek, stethion = breast.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 329 - 649 m (Ref. 51211). Deep-water
Western Central Atlantic: Antilles, including the Straits of Florida, and from Honduras to Panama on offshore banks.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 18.0 cm SL male/unsexed; (Ref. 51211); common length : 15.0 cm SL male/unsexed; (Ref. 51211)
Prejuveniles and juveniles less than 6.1 cm SL usually found at 350 to 400 m depth; adults usually at 400 to 650 m (Ref. 51211). Taken from the bottom with temperatures ranging from 10 to 11°C (Ref. 51211).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Miller, G.C. and W.J. Richards, 2003. Peristediidae. Armoured searobins (armoured gurnards). p. 1278-1285. In K.E. Carpenter (ed.) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Atlantic. Vol. 2: Bony fishes part 1 (Acipenseridae to Grammatidae). (Ref. 51211)
IUCN Red List Status (Ref. 120744)
CITES (Ref. 118484)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 8.5 - 15, mean 11.4 (based on 38 cells).
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00550 (0.00263 - 0.01147), b=3.14 (2.96 - 3.32), in cm Total Length, based on LWR estimates for this Genus-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.4 ±0.3 se; Based on size and trophs of closest relatives
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (35 of 100) .