Characidium itarare Stabile, dos Reis, Frota, da Graça & Oliveira, 2024
分類 / 名稱 俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei > Characiformes (Characins) > Crenuchidae (South American darters) > Characidiinae
Etymology: Characidium: Diminutive of Charax, -akos = a fish without identification (Ref. 45335); itarare: Name 'itarare' from the tupi word meaning 'stone carved by the water', in allusion to the underground rivers in the region. Also in reference to the type locality of the species, Rio Itararé basin. Noun in apposition.
Etymology: Characidium: Diminutive of Charax, -akos = a fish without identification (Ref. 45335); itarare: Name 'itarare' from the tupi word meaning 'stone carved by the water', in allusion to the underground rivers in the region. Also in reference to the type locality of the species, Rio Itararé basin. Noun in apposition.
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍 生態學
; 淡水 底中水層性.
分布 領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
South America: Brazil.
大小 / 重量 / 年齡
簡短描述 檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 8 - 9; 臀鰭軟條: 6. This species is distinguished from its congeners by the following set of characters: scaled isthmus; secondary bars absent; dark-brown, vertically elongated middorsal blotches that lack pigmentation in their central region, appearing diamond-like (larger specimens) and diamond-like blotches, vertically elongated and fully pigmented (smaller specimens); black chromatophores in caudal fin; roundish black marks on the pelvic absent, dorsal and anal fins; tricuspid dentary teeth present; peduncular blotch absent; white gap between posterior edge of the opercle and the humeral blotch absent; longitudinal stripe in the mid-lateral region of body ending in peduncle caudal; pre-orbital stripe present; area between pelvic fin and origin of anal fin straight in lateral view (Ref. 133152).
Body shape (shape guide): elongated; Cross section: compressed.
Body shape (shape guide): elongated; Cross section: compressed.
This species is found in steams with clear water and substrate composed of sand and small pebbles (Ref. 133152).
生命週期和交配行為 成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
主要參考資料
上傳您的推薦信 | 參考文獻 | 合作者 | 合作者
Stabile, B.H.M., R.B. dos Reis, A. Frota, W.J. da Graça and A.V. de Oliveira, 2024. Morphology and molecular evidence of a new species of Characidium (Characiformes: Crenuchidae) from the edges of a protected area at Rio Itararé, upper Rio Paraná, southern Brazil. J. Fish Biol. 105:1850-1861. (Ref. 133152)
CITES
Not Evaluated
對人類具威脅
人類使用
漁業: 沒有興趣
FAO - Publication: search | FishSource |
更多資訊
解剖學
鰓區
腦部
耳石
鰓區
腦部
耳石
生理學
身體成分
營養素
耗氧量
游泳類型
游泳速度
視覺色素
魚聲
疾病與寄生蟲
毒性 (LC50s)
身體成分
營養素
耗氧量
游泳類型
游泳速度
視覺色素
魚聲
疾病與寄生蟲
毒性 (LC50s)
遺傳學
基因組
遺傳學
異種性
遺傳率
遺傳多樣性
基因組
遺傳學
異種性
遺傳率
遺傳多樣性
工具
特別的報告
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網路資源
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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) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
| Bayesian length-weight | a=0.01023 (0.00450 - 0.02327), b=3.08 (2.90 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref. 93245). |
|
營養階層 (參考文獻 69278) |
3.5 ±0.3 se; based on size and trophs of closest relatives |
|
釣魚的脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |