Classification / Names
Populärnamn | synonymer | Catalog of Fishes(Släkte, Arter) | ITIS | CoL | WoRMS | Cloffa
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Pleuronectiformes (Flatfishes) >
Bothidae (Lefteye flounders)
Etymology: Chascanopsetta: Greek, chaskanon, -ou = a mask used in classicla Greek theatre with the mouth opened + Greek, psetta = grouper (Ref. 45335); megagnatha: From the Greek megas for large and gnathos for jaw, in reference to the large mouth..
Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina djupbottenlevande; djupintervall 410 - 590 m (Ref. 10737). Deep-water
Southeast Pacific: known from three seamounts on the Sala y Gomez Ridge, between Chile and Easter Island.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 24.6 cm SL hane/ej könsbestämd; (Ref. 10737)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 111 - 118; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 71 - 81; Ryggkotor: 52 - 56. About one-fourth to one-third of lower jaw length projecting anterior to upper jaw symphysis; upper jaw length 0.98-1.18 in HL, lower jaw length 0.67-0.83; pectoral fins asymmetrical, fin on ocular side slightly longer than on blind side (Ref. 10737).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Amaoka, K. and N.V. Parin, 1990. A new flounder, Chascanopsetta megagnatha, from the Sala-y-Gomez Submarine Ridge, Eastern Pacific Ocean (Teleostei: Pleuronectiformes: Bothidae). Copeia 1990(3):717-722. (Ref. 10737)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 10.6 - 11.4, mean 11.1 °C (based on 14 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00912 (0.00408 - 0.02036), b=3.05 (2.87 - 3.23), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.7 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Låg, lägsta populationsfördubblingstid 4,5-14 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (20 of 100).