分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers)
鱂形目 (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines)
溪鱂科 (Rivulines) > Cynolebiinae
Etymology: More on author: Costa.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 大洋性. 熱帶
South America: São Francisco River basin, Brazil.
南美洲: 巴西。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 5.1 cm SL 雄魚/尚未辨別雌雄; (Ref. 44211); 5.6 cm SL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 15 - 24; 臀鰭軟條: 20 - 25; 脊椎骨: 28 - 30. Caudal peduncle of female with black spots. Male's anal fin with gray to black distal stripe; basihyal broad, 70-95% in length; and, second pharyngobranchial teeth, 5-10. Dorsal-fin rays 20-24 in male, 15-19 in female; anal-fin rays 21-25 in male, 20-24 in female; caudal-fin rays 23-25, caudal fin subtruncate in male, rounded in female. Long filamentous rays on tip of dorsal and anal-fin in male, tips reaching beyond posterior border of caudal fin. Anal fin reddish orange anteriorly, yellow posteriorly; body bars inconspicuous in life, poorly visible in preserved specimens (Ref. 49550).
尾柄母魚有黑色的斑點。 雄性的臀鰭有灰色的到黑色的末梢部的斑紋; 基舌骨寬的,70-95% 長; 並且, 第二個咽鰓骨齒， 5-10. 在雄魚中的背鰭鰭條 20-24,15-19 母魚; 在雄魚中的臀鰭棘條 21-25,20-24 母魚; 尾鰭鰭條 23-25, 在雄魚中的尾鰭子截形, 母魚圓的。 在背鰭與臀鰭的頂端上的長的絲狀鰭條-在雄魚中的鰭, 超過尾鰭的後緣的頂端。 臀鰭橘紅色前面地, 在後部地的黃色; 身體橫帶不明顯的活著時, 貧乏地看得見的在保存的標本中.(參考文獻 49550)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
南美洲: 巴西。
Costa, W.J.E.M., 2000. Descrições de quatro novas espécies de peixes anuais do gênero Simponichthys (Cyprinodontifomes: Rivulidae) das bacias dos rios São Fransisco e Paraná, nordeste e centro do Brasil. Revista Aquarium 3(25):8-15. (Ref. 44211)
IUCN 瀕危狀態 (Ref. 130435)
瀕危 (EN) (B2ab(ii,iii)); Date assessed: 18 May 2022
人類使用
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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=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
