分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cichliformes (Cichlids, convict blennies)
鱸形目 (Cichlids, convict blennies) >
Cichlidae (Cichlids)
慈鯛科魚類 (Cichlids) > Cichlinae
Etymology: Australoheros: From the Latin word 'australis' meaning southern, and the name Heros, after the nominotypic genus of the Heroini tribe.
Tribe.
More on authors: Říčan & Kullander.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 大洋性. 熱帶
South America: Río Rosario drainage in the Río de La Plata region of Uruguay, and from the lower Río Uruguay tributaries in Argentina, Uruguay and Brazil.
南美洲: 在烏拉圭的拉布拉塔河區域中的 Rio 羅沙略流域, 與從在阿根廷，烏拉圭與巴西的下面 Rio 烏拉圭支流。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 11.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 116916)
背棘 (總數): 16 - 18; 背的軟條 (總數): 7-10; 臀棘 8-9; 臀鰭軟條: 6 - 8; 脊椎骨: 26 - 27. Midlateral stripe prominent, vertical bars less intensive; black spots in dorsal, anal, and caudal fin; dark spots on the opercle and anterior flank scales. Distinguished from both C. facetum and C. tembe by having 8-9 anal-fin spines [vs. 6-7 (rarely 5 or 8), 5-7, respectively], 13-14 anal pterygiophores (vs. 12-13, 11-12, respectively), modally 17 dorsal-fin spines (vs. 16), and modally 6 gill rakers on first ceratobranchial (vs. 8, 7-8, respectively). Further distinguished from 'C.' facetum in having 14 caudal vertebrae (vs. 13) and from 'C'. tembe by a shorter caudal peduncle including only one or no vertebral centrum (vs. 3). Jaw teeth lack the second cusp (also in tembe vs. present in facetum (Ref. 51414).
側面中央的斑紋突出的, 縱帶比較不密集; 在背鰭、臀鰭 , 與尾鰭中的黑色斑點; 在鰓蓋與前面的側面鱗片上的深色的斑點。 與 C. facetum 和 C. tembe 藉著具有 8-9根臀鰭棘區分了 [vs.6-7(很少地 5 或 8), 5-7, 分別地],13-14個肛門的支鰭骨 (vs.12-13,11-12, 分別地), 典型地 17根背鰭棘 (vs.16), 與典型地在第一個角鰓骨上的 6個鰓耙.(vs.8,7-8, 分別地) 進一步與 區分了'C.' facetum 有 14個尾部的脊椎骨 (vs.13) 與從 'C'. 包括只有一個或沒有椎骨的椎體的一個較短的尾柄的 tembe.(vs.3) 頜齒缺乏第二個尖頭 (也在 tembe 中 vs. 出現在 facetum.(參考文獻 51414)
Found in a large stream about 10 meters wide, the water mostly shallow, less than 1 meter deep; bottom of mixed rock, sand, and gravel, providing riffles; slightly brownish and turbid. Radiographed specimens reveal considerable amounts of small shells in the guts and intestines. The stout lower pharyngeal bone consistent with a snail diet (Ref. 51414).
發現於一個大的水流大約 10 公尺寬的了, 深地大部份水淺又少於 1 公尺處的水; 混合岩石，沙子與礫石的底部, 提供急流; 些微褐色而混濁的。 拍 X 光線照片標本在消化道與腸顯示相當多量的小貝殼。 矮胖的低咽骨一致的具有一個蝸牛食性.(參考文獻 51414)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 在烏拉圭的拉布拉塔河區域中的 Rio 羅沙略流域, 與從在阿根廷，烏拉圭與巴西的下面 Rio 烏拉圭支流。
Říčan, O. and S.O. Kullander, 2003. `Cichlasoma' scitulum: a new species of cichlid fish from the Río de La Plata region in Argentina, Brazil, and Uruguay. Copeia 2003(4):794-802. (Ref. 51414)
IUCN 瀕危狀態 (Ref. 130435)
無危 (LC) ; Date assessed: 04 November 2020
人類使用
更多資訊
俗名同種異名新陳代謝捕食者生態毒物學繁殖成熟度產卵場產卵群集孕卵數卵卵發育
參考文獻養殖養殖資訊品種遺傳學Electrophoreses遺傳率疾病加工NutrientsMass conversion
合作者照片Stamps, Coins Misc.聲音神經毒速度泳型鰓區Otoliths腦重體重比眼睛色素
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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=0.03236 (0.01760 - 0.05951), b=3.05 (2.89 - 3.21), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
營養階層 (Ref.
69278): 3.1 ±0.4 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Assuming Fec<1000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
