分類 / Names
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Characiformes (Characins) >
Serrasalmidae (Piranhas and pacus) > Serrasalminae
Etymology: Metynnis: Greek, meta = with, after + Greek, ynnis, -eos = ploughshare (Ref. 45335).
More on author: Ahl.
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 外洋の; pH range: 5.0 - 7.0; dH range: ? - 15. Tropical; 24°C - 28°C (Ref. 1672)
South America: Tapajós River basin in Brazil.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 14.0 cm SL オス/雌雄の選別がない; (Ref. 81196); 最大公表体重: 153.00 g (Ref. 125975)
In weedy side arms of the river; popular aquarium fish in the USA according to Ref. 1672, but might be a misidentification of M. hypsauchen. Needs better reference.
Life cycle and mating behavior
成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
Assumed to be like Metynnis hypsauchen.
Zarske, A. and J. Géry, 1999. Revision der neotropischen Gattung Metynnis Cope, 1878. 1. Evaluation der Typusexemplare der nominellen Arten (Teleostei: Characiformes: Serrasalmidae). Zool. Abh. Mus. Tierk. Dresden 50(13):169-216. (Ref. 34077)
IUCNのレッドリストの状況は (Ref. 130435)
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