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Iberochondrostoma almacai (Coelho, Mesquita & Collares-Pereira, 2005)

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Iberochondrostoma almacai
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分类 / Names 俗名 | 同种异名 | Catalog of Fishes(, ) | ITIS | CoL | WoRMS | Cloffa

Teleostei > Cypriniformes (Carps) > Leuciscidae (Minnows) > Leuciscinae
Etymology: Iberochondrostoma: Name referring to the Iberian Peninsula where the genus is distributed.;  almacai: Named for Carlos Almaça, for his contributions on differentiation patterns and evolutionary processes of Euro-Mediterranean cyprinids..

Environment: milieu / climate zone / depth range / distribution range 生态学

; 淡水 大洋性. 亚热带的

分布 国家 | FAO区域 | 生态系 | 标本纪录 | Point map | 简介 | Faunafri

Europe: southern Portugal (Mira, Arade and Bensafrim drainages) (Ref. 55426). Reported from the Iberian Peninsula in Spain (Ref. 119049).
欧洲: 葡萄牙。

大小 / 重量 / 年龄

Maturity: Lm ?  range ? - ? cm
Max length : 14.8 cm TL 雄鱼/尚未辨别雌雄; (Ref. 55426); 最大年龄: 4 年 (Ref. 55426)

简单描述 检索表 | 型态特徵 | 形态测量图

背棘 (总数) : 3; 背的软条 (总数) : 7 - 8; 臀棘: 3; 臀鳍软条: 7 - 8. Diagnosis: Lateral line scales (45)47-51(53); above lateral line 10.5-11.5 (12); right pharyngeal teeth (4) 5. In comparison to C. lusitanicum, Chondrostoma almacai has a higher mean number of scales on the lateral line and above the lateral line, a smaller number of right pharyngeal teeth, a smaller head, but a larger snout and eye. There is one allozyme diagnostic locus, PGDH, with the presence of two exclusive and fixed alleles for Chondrostoma almacai (Ref. 55426).
鉴别: 侧线鳞片 (45)47-51;(53) 在侧线上面 10.5-11.5;(12) 右边的咽齿 (4)5. 在比较中,对 C. lusitanicum Chondrostoma almacai 在侧线上而且在侧线,一个少数的右边咽齿,一个较小的头部之上有一个鳞片的比较高的平均数字, 但是一个较大的吻与眼。 一个 allozyme 诊断场所 , PGDH, 具有有那对于 Chondrostoma almacai 有二个专门而固定的等位基因.(参考文獻 55426)

生物学特性     字汇 (例如 epibenthic)

The new species is a rheophilic fish, inhabiting Mediterranean-type streams that have typical seasonal habitat heterogeneity, and low to medium flowing clear waters. The species has a short life-span living up to four (4) years, and becomes sexually mature early at the age of two years, irrespective of sex. However, 81.5% of males are mature at 70-80 mm total length, whereas only 50% of females are mature at 80-90 mm total length. Magalhães (2002) also noticed high fecundity, apparently strongly correlated with total body length, with estimates of up to 3,999 eggs at 100 mm total length; egg size ranges from 1.12 to 1.43 mm and is independent of total body length. Spawning occurs early in the year, from January to April (Ref. 55426). Breeds in shallow riffle habitats with fast-flowing water. May be confined to very small pools during summer (Ref. 59043).

新种是一个急流生物鱼,居住于有典型的季节性的栖息地异种的地中海-类型的溪流, 与低的对中等的流动清澈的水域。 此鱼种有一个短的活超过四 (4) 数年的寿命, 而且在二年大的时候早性成熟, 不顾的性别。 然而, 81.5% 的雄性是在 70-80 mm 全长时成熟, 然而只有 50% 的雌性是在 80-90 mm 全长时成熟。 Magalhaes(2002) 也注意高的孕卵数, 显然地强烈地与总体长有关的, 藉由向上到的估计在 100 mm 全长的 3,999个卵; 卵大小范围从 1.12 到 1.43mm 而且與總體長無關。 產卵早在每年中, 從一月到四月.(參考文獻 55426)

Life cycle and mating behavior Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼

欧洲: 葡萄牙。

主要参考文献 Upload your references | 参考文献 | 合作者 | 合作者

Coelho, M.M., N. Mesquita and M.J. Collares-Pereira, 2005. Chondrostoma almacai, a new cyprinid species from the southwest of Portugal, Iberian Peninsula. Folia Zool. 54(1-2):201-212. (Ref. 55426)

世界自然保护联盟红皮书 (Ref. 130435)

  极度濒危 (CR) (B2ab(i,ii,iii)); Date assessed: 01 January 2008

CITES

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

对人类的威胁

  无害处的





人类利用

FAO - Publication: search | FishSource |

更多信息

Trophic ecology
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网络资源

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Estimates based on models

Phylogenetic diversity index (Ref. 82804):  PD50 = 0.5312   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00358 - 0.01465), b=3.14 (2.98 - 3.30), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245).
营养阶层 (Ref. 69278):  2.9   ±0.1 se; based on size and trophs of closest relatives
回复力 (Ref. 120179):  中等的, 族群倍增时间最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153):  Low vulnerability (10 of 100).