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Scientific Name: Narke dipterygia (Bloch & Schneider, 1801)
English Name: spottail sleeper ray,spottail electric ray
Local/Bangla Name: Bidyut machh (বিদ্যুৎ মাছ), Chor chata (চর চাটা), Numbray(নাম্ব্রে)
spottail sleeper ray,spottail electric ray - Bidyut machh (বিদ্যুৎ মাছ), Chor chata (চর চাটা), Numbray(নাম্ব্রে) - Narke dipterygia - Type: Ray

Photo: ABR LAB

Classification:
Kingdom: Animalia
Phylum: Chordata
Class: Elasmobranchii
Order: Torpediniformes
Family: Narkidae
Description:
Disc soft, subcircular; eyes and spiracles close together; spiracles much larger than eyes; a single dorsal fin; pelvic fins with a single lobe; lower labial groove deep. Body colour dorsal surface medium to dark brown or reddish, usually with creamy blotches above pelvic fins bases, pectoral fin insertions, and along base of tail; ventrally white, sometimes with darker posterior disc margins.
Habitat & Distribution in Bangladesh:
Found in continental waters, both inshore and offshore to over 100 m depth .Mangrove, Bay of Bengal.
Environment:
Marine
Main References:

Habib KA, Kim CG, Oh J, Neogi AK, Lee YH (2nd eds.) (2018) Aquatic Biodiversity of Sundarbans, Bangladesh (2nd edition), Korea Institute of Ocean Science and Technology (KIOST), 394 p.

Other References:

Haque AB, Hasan SJ, Hossain N, Khan S, Rahman S, Karim E (2023) Elasmobranch Fishery in Bangladesh (ed. Yahia Mahmud), Bangladesh Fisheries Research Institute, 144 p.

Rahman AKA (2005) Freshwater Fishes of Bangladesh, 2nd ed., Zoological Society of Bangladesh, Dhaka, Bangladesh, XVIII, 394 pp.

Fanning LP, Chowdhury SR, Uddin MS, Al-Mamun MA (Eds. Uddin MS and Chowdhury SR) (2019). Marine fisheries survey reports and stock assessment 2019. Department of Fisheries, Government of Bangladesh, 224 pp.

Uddin MS, Chowdhury SR, Rashed MR, Singha NK, Tazim MF, Mamun MAA, Mamun A, Rahman MM, Hasan ME (eds.) (2022) Album: Marine and Coastal Fishes of Bangladesh, Department of Fisheries, Government of Bangladesh. 336 pp

Rahman AKA, Kabir SMH, Ahmad M, Ahmed ATA, Ahmed ZU, Begum ZNT, Hassan MA, Khondoker M (2009) Encyclopedia of flora and fauna of Bangladesh, Vol. 24. Marine Fishes. Asiatic Society of Bangladesh, Dhaka, Bangladesh, 485 p.

DNA Barcodes from Bangladesh
GenBank Accession Number:
Other DNA Barcodes & Nucleutide Sequences
IUCN conservation status:
Other Information