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Citharichthys gnathus Hoshino & Amaoka, 1999

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drawing shows typical species in Cyclopsettidae.

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> Pleuronectiformes (Flatfishes) > Cyclopsettidae (Sand whiffs)
Etymology: Citharichthys: Latin, cithara = lire like instrument + Greek, ichthys = fish (Ref. 45335);  gnathus: From the Greek gnathos meaning lower jaw, on which the bony knob characterizes this species..

Environment: milieu / climate zone / depth range / distribution range 生態学

海 底生の; 深さの範囲 ? - 95 m (Ref. 35997). Tropical

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Southeast Pacific: known only from the Galapagos Islands.

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 13.2 cm SL オス/雌雄の選別がない; (Ref. 35997)

簡単な記述 検索表 | 形態学 | 形態計測学

背鰭 (合計) : 78 - 86; 臀鰭: 62 - 68; 脊つい: 36 - 37. Lower jaw in adults with a remarkable bony knob; snout very strongly projecting, 5.5-6.3% in SL in adults; pectoral fin on ocular side longer than that on blind side, ocular side with 10-11 rays, blind side with 8-10 rays; pelvic fin on ocular side situated on mid-ventral line, that on blind side slightly in advance of and dorsal to its counterpart (Ref. 35997).

生物学     用語集 (例 epibenthic)

Minimum depth from Ref. 58018.

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生

Distinct pairing (Ref. 205).

主な参考文献 Upload your references | 参考文献 | コーディネーター | 協力者

Hoshino, K. and K. Amaoka, 1999. Citharichthys gnathus, a new species of paralichthyid flounder (Teleostei: Pleuronectiformes) from the Galapagos Islands, eastern Pacific Ocean. Ichthyol. Res. 46(4):371-375. (Ref. 35997)

IUCNのレッドリストの状況は (Ref. 130435)

  欠足データ (DD) ; Date assessed: 24 May 2007

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

人間に対する脅威

  Harmless





Human uses

FAO - Publication: search | FishSource |

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00741 (0.00325 - 0.01693), b=3.15 (2.97 - 3.33), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245).
栄養段階 (Ref. 69278):  3.5   ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref. 120179):  高い, １５か月以下の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).