分類 / Names
共通名の | 類義語 | Catalog of Fishes(部類, 種) | ITIS | CoL | WoRMS | Cloffa
板鰓亜鋼(サメとエイ類) (sharks and rays) >
Squatiniformes (Angel sharks) >
Squatinidae (Angel sharks)
Etymology: Squatina: Latin for skate, which angel sharks superficially resemble, presumably tautonymous with Squalus squatina Linnaeus 1758 (no species mentioned). (See ETYFish); mapama: Named for the Ministerio de Agricultura y Pesca, Alimentación y Medio Ambiente, MAPAMA, which is the Spanish governmental organization that operates the R/V Miguel Oliver that facilitated the capture of this angelshark, and other new species of deepwater fishes on both sides of the Central American isthmus..
Issue
Previously confused with Squatina david Acero P., Tavera, Anguila & Hernández, 2016, itself confused with Squatina dumeril Lesueur, 1818
Environment: milieu / climate zone / depth range / distribution range
生態学
海 底生の; 深さの範囲 1190 - 1259 m (Ref. 125651). Tropical
Westen Central Atlantic: Panama.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 40.0 cm TL オス/雌雄の選別がない; (Ref. 125651)
簡単な記述
検索表 | 形態学 | 形態計測学
脊つい: 137. This species is distinguished by the following set of characters: with a single row of slightly enlarged dermal denticles along the dorsal midline extending between level just anterior of posterior insertion of pelvic fins and anterior base of first dorsal fin and continuing rearwards along dorsal ridge of tail between first and second dorsal fins; a few large denticles on top of the head; nasal flap squared with a fine fringe on ventral edge; two short lateral barbels bluntly rounded also with a fine fringed margin; males with a dorsal color pattern of small, scattered, dark spots distributed over a uniform light-brown background; pectoral-fin span 52.0-58.1% TL; pelvic-fin span 30.7-31.0 % TL; pre-pectoral-fin length 19.4-19.8% TL; trunk width 18.1-19.5% TL; head length 16.5-17.5% TL; spiracle length 2.2-2.3% TL; eye-to-spiracle length 2.2-5.0 % TL; mouth width 10.5-12.1% TL; nostril width 1.6-2.3% TL; snout-to-pectoral distance 19.4-19.8%; spiracle width 2.2-2.3% TL; pectoral-fin inner margins 17.5-18.3% (Ref. 125651).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Long, D.J., D.A. Ebert, J. Tavera, A. Acero P. and D.R. Robertson, 2021. Squatina mapama n. sp., a new cryptic species of angel shark (Elasmobranchii: Squatinidae) from the southwestern Caribbean Sea. J. Ocean Sci. Found. 38,113-130. (Ref. 125651)
Human uses
用具
特記事項
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インターネットの情報源
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.8 ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
