Conservation News spoke with Conservation International's Mark Erdmann about his job as a marine biologist, where he spends almost as much time underwater discovering new species as he does helping communities above ground conserve them.
On International Whale Shark Day, we sat down with two Conservation International scientists to learn more about their work tagging the world's largest fish.
In Indonesia, scientists give whale sharks “physicals” — measuring, tagging and taking blood samples underwater, in 30 minutes — to assess the health of both the species and the surrounding waters.