There are more than 500 recognized shark species living today. Sharks can be found in all of the world’s oceans, and even in some rivers. Their notorious and often undeserved reputations have caused ...

A side-by-side comparison between a megolodon tooth and the tooth of a present-day shark. Mark Kostich – stock.adobe.com He cites two examples of rare sharks – the 8-foot daggernose shark with ...

One of these observations was one for the record books: the capture of a young‐of‐the‐year (YOY) daggernose shark in a freshwater system in Northern Brazil. It’s the first recorded in a no ...

It is called Isogomphodon aikenensis and is considered a new species of daggernose shark. “Aikenensis, literally translated, means lived in Aiken,” Knight said. Information about Knight and ...

Among the findings was a new species of daggernose shark, which Cicimurri and Knight named Isogomphodon aikenensis, in honor of the place where it was discovered. The two published their findings ...

The Brazilian Guitarfish (Pseudobatos horkelii), Largetooth Sawfish (Pristis pristis) and Daggernose ... More Shark (Isogomphodon oxyrhynchus) are among the Brazilian elasmobranchs facing ...

The iconic great white? It's on the vulnerable list. The truly terrifying-looking daggernose shark? It's critically endangered. The seldom-seen daggernose shark is considered critically endangered.

Among the findings was a new species of daggernose shark, which Cicimurri and Knight named Isogomphodon aikenensis, in honor of the place where it was discovered.

WASHINGTON (CN) - The National Marine Fisheries Service has proposed six overfished South American shark-family species for Endangered Species Act (ESA) listing in response to a WildEarth Guardians ...

One significant change in the final listing regulation from the agency’s 2015 listing proposal, is that originally only the daggernose shark, Brazilian guitarfish, striped smoothhound shark and the ...