Finless Porpoise at Greater Risk

The finless porpoise has long been considered to be aits place, extending from its blowhole to its tail. They
vulnerable species, with only a few thousand individualsweigh between 65 and 100 pounds, and can grow to
in the wild. A new study has found, however, thatover five feet long. Although related to whales and
there are actually two separate species of finlessdolphins, their behavior is more subdued, as they tend
porpoise, cutting the number of individuals down by halfto be more shy of boats and do less playing in the
for each type. One lives in the Yangtze River, makingwaves.
it the only porpoise to survive in fresh water. ThisThe finless porpoise is currently considered to be an
species is very rare, with approximately 1,000endangered species only in China. Their main threats
porpoises living. The other lives in sea water, dwelling inare habit degradation, being caught in fishing nets, and
the Yellow Sea and South China Sea. This revelationenduring the after-effects of dredging lakes. Pollution
is hoped to cause more conservation efforts, as eachhas also been considered a dangerous threat, as are
type of finless porpoise has been found to be closerboat accidents. Hunting the porpoises has never been
to extinction than previously thought.popular, as most have an aversion to eating the rare
The finless porpoise is a midsized marine mammalspecies, but when they are accidentally killed by
found primarily in coastal Asian waters. Their namebecoming entangled in nets, or as byproducts of illegal
stems from their lacking of a dorsal fin, a small ridge inelectric fishing, they are sometimes sold as food.