Acanthemblemaria atrata, Cocos barnacle blenny

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Acanthemblemaria atrata Hastings & Robertson, 1999

Cocos barnacle blenny
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Acanthemblemaria atrata
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分類 / Names 共通名の | 類義語 | Catalog of Fishes(部類, ) | ITIS | CoL | WoRMS | Cloffa

> Blenniiformes (Blennies) > Chaenopsidae (Pike-, tube- and flagblennies)
Etymology: Acanthemblemaria: Greek, akantha = thorn + Greek, emblema, -atos, anything that is nailed, knocked in; also anything with bass or high relief (Ref. 45335);  atrata: Name from Latin meaning 'dressed in black', referring to its unique dark color morhp (Ref. 81029).

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

; 海 底生の; 深さの範囲 5 - 31 m (Ref. 81029).   Tropical

分布 国々 | 国連食糧農業機関の区域 | エコシステム | 事件 | Point map | 導入 | Faunafri

Eastern Central Pacific: Cocos Island (Costa Rica).

サイズ / 重さ / 年齢

Maturity: Lm ?  range ? - ? cm
Max length : 3.2 cm SL オス/雌雄の選別がない; (Ref. 81029); 3.2 cm SL (female)

簡単な記述 形態学 | 形態計測学

背面の脊椎 (合計): 22 - 25; 背鰭 (合計): 11-14; 肛門の骨 2; 臀鰭: 23 - 26; 脊つい: 40 - 43. This species is distinguished by the following characters: 1-2 pairs of large iridescent blue spots on the upper lip; relatively small body size; 2 common pores (sensory pores between the mandibular and preopercular series); a closed wedge of spines on the posterior part of the frontal; 2 rows of interorbital spines, the outer one continuous; D XXII-XXV,11-14 (35-37 total dorsal-fin elements; A II,23-26 (Ref. 81029).

生物学     用語集 (例 epibenthic)

A small benthic reef fish which is common in shallow water, but also occurs to depths of at least 31 meters (Ref. 81029). Oviparous (Ref. 56066). Eggs are attached to the walls of the parent's shelter and are brooded by the male parent (Ref. 56066).

Life cycle and mating behavior 成熟 | 繁殖 | 放精 | | 生産力 | 幼生

Oviparous (Ref. 56066). Males guard the eggs until they hatch (Ref. 56066).

主な参考文献 Upload your references | 参考文献 | コーディネーター : Williams, Jeffrey T. | 協力者

Hastings, P.A. and D.R. Robertson, 1999. Acanthemblemaria atrata and Acanthemblemaria mangognatha, new species of eastern Pacific barnacle blennies (Chaenopsidae) from Isla de Coco, Costa Rica, and Islas Revillagigedo, Mexico, and their relationships with other barnacle blennies. Rev. Fr. Aquariol. 25(3-4):107-118. (Ref. 81029)

IUCNのレッドリストの状況は (Ref. 123251)

  攻撃されやすい (VU) (D2); Date assessed: 25 May 2007

CITES (Ref. 123416)

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. 82805):  PD50 = 0.5000   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00468 (0.00184 - 0.01190), b=3.08 (2.86 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
栄養段階 (Ref. 69278):  3.3   ±0.4 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 ().
弱み (Ref. 59153):  Low vulnerability (10 of 100) .