Galapagos Shark (IMAGE) California Academy of Sciences Caption A Galapagos shark (Carcharhinus galapagensis), seen here swimming in Hawaiian waters, is a rare sight in Brazil. The species is thought to have been fished to regional extinction in Brazilian fisheries. Scientists are asking Brazilian officials to work with stakeholders to craft fisheries regulations before more species are lost forever. Credit © California Academy of Sciences Usage Restrictions Editorial use only. Please credit the California Academy of Sciences License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.