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> Characiformes (Characins) > Stevardiidae (Stevardiids) > Diapominae
Etymology: Boehlkea: Because of Dr. James Böhlke (Ref. 45335).
Eponymy: James Erwin Böhlke (1930–1982) and his wife Eugenia Louisa Böhlke née Brandt (1929–2001) were both ichthyologists who worked at the Academy of Natural Sciences of Philadelphia, where he was Curator of Ichthyology (1954–1982). [...] (Ref. 128868), visit book page.
Etymology: Boehlkea: Because of Dr. James Böhlke (Ref. 45335).
Eponymy: James Erwin Böhlke (1930–1982) and his wife Eugenia Louisa Böhlke née Brandt (1929–2001) were both ichthyologists who worked at the Academy of Natural Sciences of Philadelphia, where he was Curator of Ichthyology (1954–1982). [...] (Ref. 128868), visit book page.
環境：環境 / 気候帯 / 深さの範囲 / 分布範囲 生態学
; 新鮮な水 底生の漂泳性. Tropical
分布 領土 | 国連食糧農業機関の区域 | エコシステム | 事件 | 目的のマップ | 導入 | Faunafri
South America: Rio Japurá drainage, rio Solimões basin in Amazonas, Brazil.
サイズ / 重さ / 年齢
成熟: Lm ? range ? - ? cm
Max length : 3.5 cm SL オス/雌雄の選別がない; (Ref. )
Max length : 3.5 cm SL オス/雌雄の選別がない; (Ref. )
簡単な記述 検索表 | 形態学 | 形態計測学
背鰭 (合計) : 10; 臀鰭: 21; 脊つい: 36 - 38. Boehlkea weitzmanican be distinguished from B. fredcochui by the following characters: complete lateral line (vs. incomplete); four rows of scales below lateral line (vs. three); a conspicuous vertically elongated humeral spot present (vs. a humeral spot absent); and 17-21 branched anal-fin rays (vs. 22-25). It can be diagnosed from B. orcesiby having 13-14 maxillary teeth (vs. 5-12), head length 27.9-29.9% (vs. 24.3-27.5% of SL), and color pattern consisting of black chromatophores in the basal half of dorsal fin, distal portion of pelvic fin, lower caudal-fin lobe and anal fin (vs. unpigmented fins) (Ref. 118101).
Body shape (shape guide): fusiform / normal.
Body shape (shape guide): fusiform / normal.
Occurs in small upland forest streams with 1.1-2.7 m width, 0.07-0.33 m depth, and 0.20-0.42 m/s) current velocity draining to both margins of the rio Japurá. The streams are characterized by the following: clear to yellowish; acidic (pH <6.6); cool (23.8-25.3°C); well oxygenated water (3.49-7.8 mg/l); low electrical conductivity (<33.3 μS/cm), almost completely shaded by the forest canopy; and channel substrate mainly consisted of white silica sand and pebbles, with interspersed litter banks. Occurs in the streams together with other fishes such as characids Bario steindachneri,
Bryconella pallidifrons, Hemigrammus bellottii, H. marginatus, Knodus orteguasae, Moenkhausia agnesae, Tyttocharax madeirae; lebiasinid Pyrrhulina semifasciata; heptapterid Nannoglanis fasciatus, and Myoglanis koepckei; cetopsids Denticetopsis seducta, and Helogenes marmoratus; rhamphichthyid knifefish Gymnorhamphichthys rondoni, and some cichlids Aequidens pallidus, and Bujurquina cf. robusta (Ref. 118101).
ライフサイクルと交尾行動 成熟 | 繁殖 | 放精 | 卵 | 生産力 | 幼生
主な参考文献
参考文献のアップロード | 参考文献 | コーディネーター | 協力者
Soares, I.M., V.A. Bertaco, P.M.M. Ito and J. Zuanon, 2017. A new species of Boehlkea (Characiformes: Characidae: Stevardiinae) from the rio Japurá, Amazon basin, Brazil. Neotrop. Ichthyol. 15(3):e170026. (Ref. 118101)
CITES
Not Evaluated
人間に対する脅威
Harmless
人間の用途
FAO - Publication: search | FishSource |
より多くの情報
ライフサイクル
繁殖
成熟
成熟度／エラ
生産力
放精
産卵群
卵
卵の開発
幼生
幼生の動力
繁殖
成熟
成熟度／エラ
生産力
放精
産卵群
卵
卵の開発
幼生
幼生の動力
解剖学
カマ
脳
オトリス
カマ
脳
オトリス
生理学
体組成
栄養素
酸素消費
水泳タイプ
泳ぐ速さ
視覚色素
フィッシュ・サウンド
病気と寄生虫
毒性（LC50）
体組成
栄養素
酸素消費
水泳タイプ
泳ぐ速さ
視覚色素
フィッシュ・サウンド
病気と寄生虫
毒性（LC50）
遺伝子の
ゲノム
遺伝子の
ヘテロ接合性
遺伝
遺伝的多様性
ゲノム
遺伝子の
ヘテロ接合性
遺伝
遺伝的多様性
用具
特記事項
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インターネットの情報源
AFORO (otoliths) | Aquatic Commons | BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes: 部類, 種 | DiscoverLife | ECOTOX | FAO - Publication: search | Faunafri | Fishipedia | Fishtrace | GloBI | Google Books | Google Scholar | Google | IGFA World Record | OneZoom | Open Tree of Life | Otolith Atlas of Taiwan Fishes | PubMed | Reef Life Survey | Socotra Atlas | TreeBase | 生命の木 | Wikipedia: 行く, 検索する | World Records Freshwater Fishing | Zoobank | 動物に関する記録
モデルに基づく推定値
|
系統多様性指数 (参照 82804) |
PD50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high]. |
| Bayesian length-weight | a=0.01259 (0.00551 - 0.02875), b=3.01 (2.82 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
|
栄養段階 (参照 69278) |
2.8 ±0.3 se; based on size and trophs of closest relatives |
|
漁業の脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |