Teleostei (teleosts) >
Perciformes/Scorpaenoidei (Scorpionfishes) >
Triglidae (Searobins) > Pterygotriglinae
Etymology: Pterygotrigla: Greek, pterigion, diminutive of pteryx = wing, fin + Greek, trigla, es = red mullet (Ref. 45335).
More on author: Waite.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal; depth range 90 - 500 m (Ref. 9771), usually 200 - 500 m (Ref. 9771). Deep-water
Distribution
Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
Western Pacific: New Caledonia, New Zealand (North and South Islands); eastward on the Challenger Plateau (but not been taken around the Chatham Is.), Australia (from Saumarez Reef (Queensland) to Bass Strait; unconfirmed report from the center of the Great Australian Bight west to Fremantle, Western Australia)
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Max length : 38.0 cm SL male/unsexed; (Ref. 9771)
Short description
Identification keys | Morphology | Morphometrics
Head large, triangular. No spines around orbit; nasal spine absent, opercular spine long, nuchal spine long, rostral spines strong but short, no antrorse rostral spine, cleithral spine long. Base of first dorsal fin with 10 flat plates, first plate extends in advance of first dorsal-fin spine. Lateral line scales small, more than 70 rows. Head and dorsum covered with prominent black spots.
Found on the continental shelf and continental slope. Benthic (Ref. 75154). Excellent food fish but rarely caught (Ref. 9771).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Richards, W.J., 1999. Triglidae. Gurnards, sea robins, armored gurnards, and armored sea robins. p. 2359-2363. In K.E. Carpenter and V.H. Niem (eds.) FAO species identification guide for fishery purposes. The living marine resources of the WCP. Vol. 4. Bony fishes part 2 (Mugilidae to Carangidae). FAO, Rome. (Ref. 9771)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
123201): 10.2 - 18.9, mean 14.3 °C (based on 50 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01259 (0.00515 - 0.03077), b=3.01 (2.79 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.8 ±0.6 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.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (36 of 100).
