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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The body of butterfly rays is flattened and surrounded by an extremely broad disc formed gymnuda the pectoral finswhich merge in front of the head.
Reproductive biology of the smooth butterfly ray Gymnura micrura.
From Wikipedia, the free encyclopedia. The dorsal surface of this ray varies greatly in color, either gray, brown, or light green.
Uses authors parameter Articles with ‘species’ microformats Taxonomy articles created by Polbot. The front edges of the disk are concave. Journal of Fish Biology.
Florida Museum of Natural History”. This ray can be distinguished from the spiny butterfly ray G. Habitat The smooth butterfly ray micruar neritic waters of the continental shelf and is usually found on soft bottoms.
Moderate to high vulnerability 50 of 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. Native range All suitable habitat Point map Year Integrated Taxonomic Information System. Gymnura van Hasselt Add your observation in Fish Watcher Native range All suitable habitat Point map Year This map was computer-generated and has not yet been reviewed.
Smooth butterfly ray
Sign our Guest Book. Gymnuridae Fowler Females of the northwestern Atlantic population pup gymnrua 25 inches 65 cm wide, and probably at smaller lengths. They have a very short, thread-like, tail. They tend to use countershading to blend in with the bottom of their environments in order to hide from predators and to catch prey.
Exhibit ovoviparity 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. Uses editors parameter Articles with ‘species’ microformats. Retrieved 23 February Species of Gymnura in FishBase. Coloration The dorsal surface of this ray is gray, brown or light green, dotted and vermiculated with paler and darker spots.
Tail with low dorsal and ventral finfolds and 3 – 4 dark crossbars Ref. Gymnura micrura alter their swimming habits depending on where they are swimming in the water column.
WoRMS – World Register of Marine Species – Gymnura micrura (Bloch & Schneider, )
Modified by Capuli, Estelita Emily. Danger to Humans This is a small ray that does not possess a spine. This page was last edited on 22 Augustat The tail has low dorsal and ventral fin folds and three to four dark crossbars.
Entered by Froese, Rainer. They are hunted by larger predators, such micrua sharks. Discover Fishes Gymnura micrura. This page was last edited on 22 Marchat These rays invest a large amount of energy into reproduction micura only give birth to a few offspring; however, they give birth on a yearly basis.
The foraging strategy that these rays hymnura is dependent on the abundance of prey in their environments. You can sponsor this page. Prefers neritic waters of the continental shelf and usually found on soft bottoms. Butterfly rays Smooth butterfly ray G.