分類 / Names
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Cichliformes (Cichlids, convict blennies) >
Cichlidae (Cichlids) > Geophaginae
Etymology: Apistogramma: Greek, apisto = uncertain + Greek, gramma = graphic signal (Ref. 45335); alacrina: Named with reference to the dark lining of the pectoral fin base, resembling dark hair (Latin 'crinis') extending from an armpit (Latin 'ala', 'axilla').
More on author: Kullander.
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 底生の漂泳性. Tropical
South America: Orteguaza (Amazon basin) and upper Guaviare (Orinoco basin) river drainages in Colombia.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 5.5 cm SL オス/雌雄の選別がない; (Ref. 52483)
簡単な記述
検索表 | 形態学 | 形態計測学
背面の脊椎 (合計) : 16 - 17; 背鰭 (合計) : 7 - 8; 肛門の骨: 3; 臀鰭: 6 - 13; 脊つい: 24 - 26. Distinguished uniquely from all other congeners in having a prominent dark blotch around the ventral base of the pectoral fin, separate from a small dark spot at the dorsal base of the pectoral fin (Ref. 52483).
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Kullander, S.O., 2004. Apistogramma alacrina, a new species of cichlid fish (Teleostei: Cichlidae) from Colombia. Ichthyol. Explor. Freshwat. 15(1):41-48. (Ref. 52483)
IUCNのレッドリストの状況は (Ref. 130435: Version 2024-2)
絶滅危惧に近い (NT) (B1b(iii)+2b(iii)); Date assessed: 05 August 2020
Human uses
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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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02512 (0.01198 - 0.05266), b=2.99 (2.81 - 3.17), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
栄養段階 (Ref.
69278): 3.4 ±0.4 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 (Assuming Fec<1000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
