Classification / Names
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Cypriniformes (Carps) >
Leuciscidae (Minnows) > Leuciscinae
Etymology: Chondrostoma: Greek, chondros = cartilage + Greek, stoma = mouth (Ref. 45335). Name referring to the characteristic horny layer on the lower lip (Ref. 57917).
Environment: milieu / climate zone / depth range / distribution range
पारिस्थितिकी
; स्वच्छ जल, अलवण जल बेनथोपिलाजिक. Temperate
Eurasia: West Caspian basin from Kuma to Samur drainages.
Length at first maturity / आकार / वज़न / Age
Maturity: Lm ?, range 12 - ? cm
Max length : 46.0 cm SL पुल्लिंग / अलिंग; (Ref. 59043)
Short description
पहचान कुंजी | आकृति विज्ञान | मौरफोमैटरिक्स
Diagnosed from congeners in Black and Caspian Sea basins by the following characters: strongly arched mouth; dorsal fin usually with 8½ branched rays; anal fin with 9-10½ branched rays; scales on lateral line 56-73; eye small, diameter 48-52% of interorbital distance; and body cylindrical, width at dorsal origin 51-69% of depth (Ref. 59043).
Inhabits piedmont and mountain rivers with strong current and rock to gravel bottom. Feeds predominantly on detritus and also on periphytic algae and benthic invertebrates, especially during first year of live. Spawns over hard bottom (Ref. 59043).
Life cycle and mating behavior
Maturities | पुनरुत्पत्ति | Spawnings | Egg(s) | Fecundities | लार्वा
Females deposit eggs probably in several portions. Eggs adhere to gravel (Ref. 59043).
Elvira, B., 1997. Taxonomy of the genus Chondrostoma (Osteichthyes, Cyprinidae): an updated review. Folia Zool. 46 (Suppl. 1):1-14. (Ref. 27763)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
साधन
Special reports
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इंटरनेट स्रोत
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=0.00832 (0.00383 - 0.01808), b=3.10 (2.93 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 2.4 ±0.1 se; based on size and trophs of closest relatives
लौटाव (Ref.
120179): बहुत नीचे, न्यूनतम जनसंख्या दुगनी समय अवलागत 14 महीने। (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (42 of 100).