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what percent of these dead mammals show signs of having been struck by ships?​

Sagot :

Answer:

Materials and Methods

This opportunistic study was based on the reports of dead whales close to shore or on the beach which originated from various sources, including the Sri Lanka Navy, local government bodies, the Department of Wildlife Conservation, local police stations, and the Coast Conservation and Coastal Resource Management Department. When a report of a stranded cetacean was received, the animal was examined in as much detail as logistics allowed. When possible, a complete necropsy was conducted; otherwise, partial necropsies were conducted. The data, gathered between 2010 and 2014, included the species, morphometry, location, and date; tissue samples were collected for genetic analysis. For the current study, only animals with visible and prominent injuries related to collisions were evaluated.