Classification / Names
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Cypriniformes (Carps) >
Danionidae (Danios) > Chedrinae
Etymology: crassus: Name from Latin adjective 'crassus' meaning stout or thick, referring to the body form in comparison with other species.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
; sötvatten bentopelagisk. Tropical
Asia: India.
Size / Vikt / Age
Maturity: Lm ? range ? - ? cm
Max length : 11.1 cm SL hane/ej könsbestämd; (Ref. 120895)
Short description
Bestämningsnycklar | Morfologi | Morfometri
This species is distinguished from all its congeners by the following characters: venter keeled from mid-point of chest, between the posterior base of the pectoral fin and along the abdomen up to the anus, and possessing 11½-12½ (vs. 7-9) branched anal-fin rays; differs further from C. morar and C. ukhrulensis by possessing more lateral-line scales 45-51 (vs. 38-42 in C. morar and 35–37 in C. ukhrulensis), more predorsal scales 20-23 (vs. 17-18 in C. morar and 14 in C. ukhrulensis) and more lateral transverse scales ½7/1/3½ (vs. 5/1/2 in both C. morar and C. ukhrulensis); differs from C. jaya in having fewer lateral-line scales 45-51 (vs. 52-60), more lateral transverse scales ½7/1/3½ (vs. 5/1/3) and more pharyngeal tooth-rows 3 (vs. 2). Colouration: dorsum is brownish, lighter towards flank; lower half of body and belly silvery or pale white; caudal fin hyaline with black pigment distally, while other fins are hyaline without markings (Ref. 120895).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver
Lalramliana, L., S. Lalronunga and M. Singh, 2019. Cabdio crassus, a new species of cyprinid fish (Teleostei: Cyprinidae) from the Kaladan River of Mizoram, India. Zootaxa 4657(1). (Ref. 120895)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
Human uses
Verktyg
Special reports
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00617 (0.00294 - 0.01293), b=2.99 (2.81 - 3.17), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
