Classification / Names
Common names | Synonyms | Catalog of Fishes(genus, species) | ITIS | CoL | WoRMS | Cloffa
Teleostei (teleosts) >
Carangiformes (Jacks) >
Rachycentridae (Cobia)
Etymology: Rachycentron: Greek, rhachis, -ios = spine + Greek, kentron = sting (Ref. 45335); blochii: Name refers to the large grey bloches and the Balochi language, commonly spoken in Makran, Balochistan.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; reef-associated. Tropical
Western Indian Ocean: Pakistan.
Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Short description
Identification keys | Morphology | Morphometrics
Dorsal spines (total): 8; Dorsal soft rays (total): 27; Anal spines: 2; Anal soft rays: 23. This species is distinguished by the following characters: body torpedo-shaped with a depressed head that binds to a row of small spines spaced out in front of its dorsal fin; eyes small and masked by a grayish shade, with snout slightly pointed; lower jaw projects toward the upper jaw; origin of the dorsal fin (27 rays) at mid-point of the third body spot; triangular, curved fins and caudal fin displayed differently are key distancing characters; pelvic fin reaching above the curved part of the pectoral fin; villiform teeth on jaws, roof of mouth, and tongue (Ref. 132435).
Cross section: oval.
Stomach contents of the specimens examined included small fishes, crustaceans, cephalopods, and small fishes which were mainly digested. Caught by baited hooks. A highly sought fish species, and is usually sold prior to auction (Ref. 132435).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Panhwar, S.K. and I. Kashani, 2024. Discovery of two new species of cobia (Pisces; Rachycentridae) inhabiting the makran coast of the northern Arabian Sea with notes on their biology and ecology. Zoologischer Anzeiger 313(2024):298-305. (Ref. 132435)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Fisheries: highly commercial
Tools
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Internet sources
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic level (Ref.
69278): 4.0 ±0.6 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (62 of 100).
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