GYMNURA MICRURA PDF

Gymnura micrura. Bloch & Schneider, Synonyms. Aetoplatea Valenciennes in Müller & Henle, ; Phanerocephalus Gratzianov, ; Pteroplatea Müller & Henle, The butterfly rays are the rays forming the genus Gymnura and the family Gymnuridae. Gymnura micrura. This diamond-shaped ray is much wider than it is long, usually 3 to 4 feet wide, and its short tail lacks the ray’s usual spine. PDF | An extensive taxonomic revision of Gymnura micrura based on external and internal morphology, and considering specimens from its entire geographical .

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Upper surface gray, brown, light green or purple with round spots. Retrieved from ” https: These are broad diamond-shaped rays with a short tail that has low dorsal and ventral fin folds. Modified by Capuli, Estelita Emily. Estimates of some properties based on models Preferred temperature Ref.

Gymnura micrura, Smooth butterfly ray : fisheries

The tail has three to four dark crossbars. Phylogenetic diversity index Ref. The butterfly rays are the rays forming the genus Gymnura and the family Gymnuridae. Uses editors parameter Articles with ‘species’ microformats. The Journal of Experimental Biology.

Habitat The smooth butterfly ray prefers neritic waters of the continental shelf and is usually found on soft bottoms. Retrieved 22 Feb Species of Gymnura in FishBase.

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Smooth butterfly ray

Food Habits Feeds on fish and invertebrates, more specifically: Exhibit fymnura aplacental viviparitywith 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. The smooth butterfly ray is found in the western and eastern Atlantic Ocean and in the Gulf of Mexico. Entered by Froese, Rainer.

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Uses authors parameter CS1 maint: Retrieved 23 February The tail has low dorsal and ventral fin folds and three to four dark crossbars. Therefore it represents little danger to humans.

Butterfly ray

Feeds on fish and shrimps Ref. In the western Atlantic it occurs from Maryland to Brazil. Sounds Ciguatera Speed Swim. Rays of the World. Moderate to high vulnerability 50 of mcirura By using this site, you agree to the Terms of Use and Privacy Policy. Smooth butterfly rays are found in the western and eastern parts of the Atlantic Ocean Maryland to Brazil and the Gulf of Mexico.

They tend to use countershading to blend in with the bottom of their environments in order to hide gymnnura predators and to catch prey.

Uses editors gymmnura link. By using this site, you agree to the Terms of Use and Privacy Policy. Gymnura micrura alter their swimming habits depending on where they are swimming in the water column.

Biology of Sharks and Their Relatives. The smooth butterfly ray prefers neritic waters of the continental shelf and is usually found on soft bottoms. These rays invest a large amount of energy into reproduction and only give birth to a few offspring; however, they give birth on a yearly basis. In other projects Wikimedia Commons Wikispecies. It is tolerant of a variety of salt content, from brackish river mouths to highly saline lagoons, as long as there is a gymnurs or sandy bottom to hunt small fish and invertebrates.

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WoRMS – World Register of Marine Species – Gymnura micrura (Bloch & Schneider, )

Tail with low dorsal and ventral finfolds and 3 – 4 dark crossbars Ref. They are most commonly found in neritic waters, but are also known to enter brackish estuaries and hypersaline lagoons. Uses authors parameter link CS1 maint: Smooth butterfly ray Conservation status.

Front edges of disk concave. Bloch and Schneider first described the smooth butterfly ray in Eight to nine rows of teeth function simultaneously. It can vary from light brown to gray to greenish, with lighter or darker spots, and can manipulate its shading to blend better into its background. This ray can be distinguished from the spiny butterfly ray G.

Native range All suitable habitat Point map Year Females of the northwestern Atlantic population pup when 25 inches 65 cm wide, and probably at smaller lengths. Butterfly rays Smooth butterfly ray G.

The ventral surface is white. Marine; brackish; demersal; depth range?

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