分類 / 名稱
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Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Nothobranchiidae (African rivulines)
Etymology: Nothobranchius: Greek, nothos = false + Greek, brangchia = gill (Ref. 45335); krammeri: This species is described in honour of Werner Krammer, Pöttmes, Germany, a well known German aquarist, who first successfully bred this species (Ref. 79559).
Eponymy: Werner Krammer of Pöttmes, Germany, is an aquarist who was the first to successfully breed this species. (Ref. 128868), visit book page.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 大洋性.
Africa: ephemeral pool in the Meronvi River basin in northeastern Mozambique (Ref. 79559).
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 3.3 cm SL 雄魚/尚未辨別雌雄; (Ref. 79559); 2.7 cm SL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 0; 背的軟條 (總數) : 13 - 15; 臀棘: 0; 臀鰭軟條: 14 - 16. Diagnosis: Nothobranchius krammeri can be distinguished from all other species of the genus by the following combination of unique characters: 13-15 dorsal fin rays; 14-15 anal fin rays; 24-27 scales in median lateral series, frontal squamation pattern variable, pelvic fin tips not reaching the anus, male body and head scales light blue with pale red to pale orange margin, outer rim of ventral body scales towards the belly yellow, snout reddish, throat orange to yellow, frontal and superior portion of head reddish, anal fin yellowish with a pattern of narrow pale brown lines extending to fin rays, caudal fin pale red with a small black searn along its outer margin, larger on upper and lower angle, sharply delineated hyaline submarginal band (Ref. 79559).
Body shape (shape guide): fusiform / normal.
Described from an ephemeral pool which measures approximately 350 m in diameter and no more than 0.75 m deep at centre; banks densely covered with water lilies (Nymphea spp.); water brown, slightly turbid with neutral pH (Ref. 79559).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Valdesalici, S. and H. Hengstler, 2008. Nothobranchius krammeri n. sp. (Cyprinodontiformes: Nothobranchiidae): a new annual killifish from the Meronvi River basin, northeastern Mozambique. Aqua, Int. J. Ichthyol. 14(4):187-194. (Ref. 79559)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
易受傷害 (VU) (B1ab(iii)); Date assessed: 23 December 2018
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基於模型的估計
系統發育多樣性指數 (參考文獻
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00461 - 0.02608), b=2.94 (2.74 - 3.14), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
釣魚的脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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