分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Siluriformes (Catfishes)
鯰形目 (Catfishes) >
Loricariidae (Armored catfishes)
甲鯰科 (Armored catfishes) > Hypoptopomatinae
Etymology: calvus: From the Latin adjective calvus, meaning bald, in allusion to the area on the head without odontodes.
Eponymy: Dr Isaäc J H Isbrücker (d: 1944) is a Dutch ichthyologist who is an expert on the taxonomy of South American armoured catfishes (Callichthyidae, Loricariidae). [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 居於水底的. 熱帶
South America: Córrego Juruba and ribeirão Agua dos Oito of the rio Tibagi basin in Brazil.
南美洲: Corrego Juruba 與 ribeirao Agua 在巴西做 rio Tibagi 流域的 Oito 。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 9.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 57731)
Found usually along the bottom among rocks and stones, just under small waterfalls, of a small creek flowing through a landscape of mixed open field, riparian vegetation and forest, sometimes with a very degraded margin. The stream has rocky bottom, with small to medium-sized rocks, loose stones and gravel and some small pools along the streams with sand and mud on the bottom (Ref. 57731 ).
發現通常沿著在岩石與石頭之中的底部, 靠近小的瀑布下面, 小小溪流經過一片混合開放的野外採集的風景, 河岸的植物與森林, 有時有非常被降級的邊緣。 水流有岩石的底部, 藉由小型到中型的岩石, 鬆散的石頭與礫石與一些小的水池在底部上用沙子與泥沿著溪流.(參考文獻 57731)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: Corrego Juruba 與 ribeirao Agua 在巴西做 rio Tibagi 流域的 Oito 。
Jerep, F.C., O.A. Shibatta, E.H.L. Pereira and O.T. Oyakawa, 2006. Two new species of Isbrueckerichthys Derijst, 1996 (Siluriformes: Loricariidae) from the rio Paranapanema basin, Brazil. Zootaxa 1372:53-68. (Ref. 57731)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
無危 (LC) ; Date assessed: 07 November 2018
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02138 (0.00778 - 0.05875), b=2.93 (2.70 - 3.16), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
