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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Coloration The dorsal surface of this ray is gray, brown or light green, dotted and vermiculated with paler and darker spots.
Reproductive biology of the smooth butterfly ray Gymnura micrura.
The smooth butterfly ray prefers neritic waters of the continental shelf and is usually found on soft bottoms. Undulation verses oscillation” PDF. Summary page Point data Common names Photos. Reproduction Exhibits 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 specialized structures. The tail has three to four dark crossbars.
Journal of Fish Biology. Uses editors parameter Articles with ‘species’ microformats.
Gymnura micrura – Discover Fishes
Generally marketed salted Ref. This ray can be distinguished from the spiny butterfly ray G. Smooth butterfly rays are found in the western and eastern parts of the Atlantic Ocean Gynmura to Brazil and the Gulf of Mexico.
Denticles The skin is relatively smooth with small denticles. They are found in warm oceans worldwide, and occasionally in estuaries. Front edges of disk concave. Smooth butterfly ray Conservation status. Habitat The smooth butterfly ray prefers neritic waters of the continental shelf and is usually found on soft bottoms. The butterfly rays are the rays forming the genus Gymnura and the family Gymnuridae.
Modified by Capuli, Estelita Emily. The IUCN is a global union vymnura states, governmental agencies, and non-governmental organizations in a partnership that assesses the conservation status of species. Distinctive Features This is a broad, diamond-shaped ray with a very short tail lacking a dorsal spine and a protruding snout.
This is a small ray that does not possess a spine.
tymnura Feeds on fish and shrimps Ref. They are most commonly found in neritic waters, mirura are also known to enter brackish estuaries and hypersaline lagoons. This species is known to enter brackish estuaries or hyper-saline lagoons. Uses authors parameter CS1 maint: May enter brackish estuaries or hyper-saline lagoons Ref.
Views Read Edit View history. Discover Fishes Gymnura micrura. From Wikipedia, the free encyclopedia. The wings may be taken for bait in crab or other fisheries.
The ventral surface is white. 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.
Phylogenetic diversity index Ref. Last; and Yearsley, eds.
Gymnura micrura, Smooth butterfly ray : fisheries
Uses editors parameter link. Females of the northwestern Atlantic population pup when 25 inches 65 cm wide, and probably at smaller lengths. Gymnura is derived from Greek roots and translates into ‘naked tail’. The great hammerhead specializes in feeding on butterfly rays and is their main predator in some areas.
Upper surface gray, brown, light green or purple with round spots.
Broad, diamond-shaped ray with a very short tail lacking a dorsal spine Ref. Gymnura van Hasseltmicrurx Eight to nine rows of teeth function simultaneously.
Distinct pairing with embrace Ref. Uses authors parameter Articles with ‘species’ microformats Taxonomy articles created by Polbot.
In other projects Wikimedia Commons. Geographical Distribution World distribution map for the smooth butterfly ray The smooth butterfly ray is found in the western and eastern Atlantic Ocean and in the Gulf of Mexico. They are hunted by larger predators, miicrura as sharks.