LEPORINUS OBTUSIDENS PDF

ABSTRACT. The piava (Leporinus obtusidens) is a migratory freshwater fish. There is relatively little information on the hematological and morphological. Leporinus obtusidens (Valenciennes, ) (Download Help) Leporinus obtusidens TSN Genus, Leporinus Agassiz in Spix and Agassiz, In this study, teleostean fish Leporinus obtusidens (piava) were exposed to different concentrations of Roundup, a glyphosate (acid equivalent) herbicide: 0.

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Exposure to this herbicide produced a decrease in all hematological parameters tested.

Fishing Worldrecords characins >> Leporinus obtusidens

There is also a variant called piava and another called tres puntos “three dots”. Medium, minimum population doubling time 1. This page was last edited on 22 Obtuzidensat Collaborators Pictures Stamps, Coins Misc. Can be further distinguished from Leporinus muyscorum by having six or seven scale rows between lateral line and dorsal-fin origin vs.

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This species is also known by the technical synonym Curimatus obtusidens. Results indicated that AChE activity significantly decreased in the brain of fish exposed to all glyphosate concentrations tested, but in the muscle this parameter was not altered.

Its basic colour is a light greenish-gray, with three rounded dark spots in mid-flank, which may not be visible in some obtusidwns. In this study, teleostean fish Leporinus obtusidens piava were exposed to different concentrations of Roundup, a glyphosate acid equivalent herbicide: Levels of ammonia in both tissues ogtusidens in fish at all glyphosate concentrations. Main reference Upload your references References Coordinator: It may be found in the main courses leproinus streams, as well as in lakes and lagoons; it often shelters among stones and aquatic vegetation.

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Sounds Ciguatera Speed Swim. Megaleporinus obtusidens Conservation status. Lactate and protein of fish exposed to all glyphosate concentrations presented a significant decrease in the liver, but did not change significantly in the muscle. In addition, fish exposed to all glyphosate concentrations showed a significant increase in hepatic glycogen and glucose, but a significant reduction in muscle glycogen and glucose.

The larger fish probably belong to other species of Leporinus either L. Short description Morphology Morphometrics Dorsal soft rays total: Megaleporinus obtusidens has an elongated wide body, with a comparatively small head and a blunt mouth; its teeth are reminiscent of the incisors of Lagomorphawhence the name of the genus leporinus” hare -like”, as in Leporidae.

Megaleporinus obtusidens Valenciennes obtusodens, Phylogenetic diversity index Ref. From Wikipedia, the free encyclopedia. They also occur in ponds.

The back, as usual in this habitat, is darker than the belly. Pignalberi obttusidens Hassan Retrieved from ” https: Entered by Torres, Armi G. Acetylcholinesterase AChE activity was verified in brain and muscle tissues. Sign our Guest Book. High vulnerability 62 of Summary page Point data Common names Photos. It prefers warm waters and reproduces in spring and summer, starting at 2 years of age. Cordiviola de Yuan, E. Articles with ‘species’ microformats Articles with Spanish-language external links.

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Differs from a similar species Leporinus piavussu by having 41 to 43, rarely 44 perforated scales in the obtusidenns line vs.

Differs from Leporinus amblyrhynchusL. Freshwater; benthopelagic; potamodromous Ref. Downloaded on 12 July The common name boga is applied to many other species of fish, usually unrelated to this one. Views Read Edit View history. Metabolic parameters in the liver and muscle lactate, glycogen, glucose, protein, and ammoniaas well as some hematological parameters, were determined.

However, it prefers grain and seeds wheat and maizeand it often gathers in large banks near ports, where cargo ships drop grains into the water. Dorsal soft rays total: By using this site, you agree to the Terms of Use and Privacy Policy.

Curimatus obtusidens Valenciennes, Leporinus silvestrii Boulenger, Leporinus aguapeiensis Amaral Campos, Leporinus obtusidens Valenciennes, These results indicate that AChE activity as well as metabolic and hematological parameters may be good early indicators of herbicide contamination in L.

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