Actinopteri (ray-finned fishes) > Pleuronectiformes
(Flatfishes) > Bothidae
Etymology: Chascanopsetta: Greek, chaskanon, -ou = a mask used in classicla Greek theatre with the mouth opened + Greek, psetta = grouper (Ref. 45335). More on author: Alcock.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 60 - 3210 m (Ref. 58018), usually - m (Ref. ). Deep-water; 0°C - ; 40°N - 32°S, 90°W - 168°E
Circumglobal: tropical; from the Western Atlantic to Western Pacific.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 40.0 cm TL male/unsexed; (Ref. 30573); common length : 25.0 cm TL male/unsexed; (Ref. 30573)
soft rays: 76 - 88. Body flexible. Mouth extremely large, maxillary not projecting beyond tip of snout. No canine tooth. Tip of lower jaw slightly beyond the upper; upper jaw shorter than head length.
Inhabits the deeper continental shelf to depths of almost 1,000 m (Ref. 27121). Found on sand, mud and clay bottoms (Ref. 4417). Feeds on larger benthic animals (Ref. 30573). Minimum depth reported taken from Ref. 30573.
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Hensley, D.A., 1986. Bothidae. p. 854-863. In M.M. Smith and P.C. Heemstra (eds.) Smiths' sea fishes. Springer-Verlag, Berlin. (Ref. 4417)
IUCN Red List Status (Ref. 124695)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 3.6 - 10.5, mean 5.7 °C (based on 1475 cells).
Phylogenetic diversity index (Ref. 82805
= 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
Trophic level (Ref. 69278
): 3.5 ±0.37 se; based on food items.
Resilience (Ref. 120179
): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate to high vulnerability (51 of 100) .
Nutrients (Ref. 124155
): Calcium = 23.9 [11.9, 50.6] mg/100g ; Iron = 0.289 [0.160, 0.535] mg/100g ; Protein = 17.4 [16.0, 18.9] % ; Omega3 = 0.222 [0.113, 0.436] g/100g ; Selenium = 17.7 [7.7, 38.3] μg/100g ; VitaminA = 10.2 [2.1, 46.2] μg/100g ; Zinc = 0.392 [0.261, 0.583] mg/100g (wet weight);