分類 / Names
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Characiformes (Characins) >
Serrasalmidae (Piranhas and pacus) > Myleinae
Etymology: Myloplus: Greek, mylos, -ou = grey mullet + Greek, plus, ploos = movement of a serpent.
Environment: milieu / climate zone / depth range / distribution range
生態学
; 新鮮な水 底生の漂泳性. Tropical
South America: Mana, Maroni and Essequibo Basins on the Guiana Shield.
サイズ / 重さ / 年齢
Maturity: Lm ? range ? - ? cm
Max length : 58.0 cm SL オス/雌雄の選別がない; (Ref. 51090)
簡単な記述
検索表 | 形態学 | 形態計測学
背鰭 (合計) : 20 - 23; 臀鰭: 32 - 34; 脊つい: 40 - 41. Presence of a black distal margin well defined on the caudal fin. Dorsal with 20 to 23 branched rays. Anal with 32 to 34 rays. 23 to 29 prepelvic serrae, 5 to 6 supraneurals in front of the dorsal and 39 to 41 + CP1 vertebrae of which 15 to 16 + CP1 behind the last pterygiophore of the dorsal. Elongated body shape (55 to 70% of LS) and the eye diameter is reduced (6.3 to 12.9% of LS). The dorsal base is short (28.8 to 33% of LS). The adipose fin is rectangular and its base is long (4.3 to 6.2% of LS).
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 幼生
Jégu, M., P. Keith and P.-Y. Le Bail, 2003. Myloplus planquettei sp. n. (Teleostei, Characidae), une nouvelle espèce de grand Serrasalminae phytophage du bouclier guyanais. Rev. Suisse Zool. 110 (4):833-853. (Ref. 51090)
IUCNのレッドリストの状況は (Ref. 130435)
攻撃されやすい (VU) (B1ab(iii,v)+2ab(iii,v)); Date assessed: 02 January 2021
Human uses
水産業: 食糧水産
用具
特記事項
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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 = 0.5001 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02570 (0.01204 - 0.05486), b=2.97 (2.80 - 3.14), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
回復力 (Ref.
120179): 手段, １．４年～４．４年の倍増期間の最小個体群 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (48 of 100).
