dcsimg

Diagnostic Description

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Disc width equal to disc length; tail shorter than body; ventral surface of disc entirely white (Ref. 12693).
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Armi G. Torres
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Life Cycle

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Exhibit ovoviparity (aplacental viviparity), with embryos feeding initially on yolk, then receiving additional nourishment from the mother by indirect absorption of uterine fluid enriched with mucus, fat or protein through specialised structures (Ref. 50449). Distinct pairing with embrace (Ref. 205).
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Susan M. Luna
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Migration

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Amphidromous. Refers to fishes that regularly migrate between freshwater and the sea (in both directions), but not for the purpose of breeding, as in anadromous and catadromous species. Sub-division of diadromous. Migrations should be cyclical and predictable and cover more than 100 km.Characteristic elements in amphidromy are: reproduction in fresh water, passage to sea by newly hatched larvae, a period of feeding and growing at sea usually a few months long, return to fresh water of well-grown juveniles, a further period of feeding and growing in fresh water, followed by reproduction there (Ref. 82692).
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Armi G. Torres
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Trophic Strategy

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Found in inshore coastal waters (Ref. 30573). Juveniles may be present in mangroves (Ref. 43081).
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Pascualita Sa-a
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Biology

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Found in inshore coastal waters (Ref. 30573). Typically found in estuarine habitats, but also reported from the Great Lake. The single record from the Great Lake may in fact refer to Dasyatis laosensis. Young and adults feed on benthic invertebrates (Ref. 12693). Ovoviviparous (Ref. 124). Feeds on bottom-living invertebrates (Ref. 68964). May grow to a maximum of 140 cm disc length in the sea (Ref. 43081). Juveniles may be present in mangroves (Ref. 43081).
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Armi G. Torres
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Importance

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fisheries: minor commercial; price category: low; price reliability: very questionable: based on ex-vessel price for species in this family
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Scaly whipray

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The scaly whipray (Brevitrygon imbricata) is a species of stingray in the family Dasyatidae, found in the tropical Indo-West Pacific oceans from the Red Sea and Mauritius to Indonesia. Its width is up to 22 cm (8.7 in), and it may reach 65 cm (2 ft 2 in) in total length.[1]

The scaly whipray is found in inshore coastal waters, typically in estuarine habitats.[1][2] Some uncertainty exists over the details of its habitat preference and full range due to confusion with the very similar Himantura walga,[1] and reports from Tonlé Sap ("Great Lake") possibly refer to Dasyatis laosensis.[2] The disc width of the scaly whipray is equal to its disc length, and the tail is shorter than the body. The ventral surface of the disc is entirely white. Young and adults feed on benthic invertebrates, and juveniles may be present in mangroves.[2]

They migrate between saltwater and freshwater, though not for the purpose of breeding. They do not migrate more than 100 km (62 mi).

Reproduction is ovoviviparous.[2]

References

  1. ^ a b c d Sherman, C.S., Bin Ali, A., Bineesh, K.K., Derrick, D., Dharmadi, Fahmi, Fernando, D., Haque, A.B., Maung, A., Seyha, L., Tanay, D., Utzurrum, J.A.T., Vo, V.Q. & Yuneni, R.R. (2021). "Brevitrygon imbricata". The IUCN Red List of Threatened Species. IUCN. 2021: e.T161728A109916824. doi:10.2305/IUCN.UK.2021-1.RLTS.T161728A109916824.en. Retrieved 26 April 2021.{{cite journal}}: CS1 maint: multiple names: authors list (link)
  2. ^ a b c d Froese, Rainer; Pauly, Daniel (eds.) (2023). "Brevitrygon imbricata" in FishBase. February 2023 version.
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Scaly whipray: Brief Summary

provided by wikipedia EN

The scaly whipray (Brevitrygon imbricata) is a species of stingray in the family Dasyatidae, found in the tropical Indo-West Pacific oceans from the Red Sea and Mauritius to Indonesia. Its width is up to 22 cm (8.7 in), and it may reach 65 cm (2 ft 2 in) in total length.

The scaly whipray is found in inshore coastal waters, typically in estuarine habitats. Some uncertainty exists over the details of its habitat preference and full range due to confusion with the very similar Himantura walga, and reports from Tonlé Sap ("Great Lake") possibly refer to Dasyatis laosensis. The disc width of the scaly whipray is equal to its disc length, and the tail is shorter than the body. The ventral surface of the disc is entirely white. Young and adults feed on benthic invertebrates, and juveniles may be present in mangroves.

They migrate between saltwater and freshwater, though not for the purpose of breeding. They do not migrate more than 100 km (62 mi).

Reproduction is ovoviviparous.

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