Harbour Porpoise can also be seen sometimes out in the bay.

The social life of harbour porpoises is not well understood.

Common dolphins and harbour porpoises were most commonly found stranded.

All of these studies show up to a 90% decrease in harbour porpoise bycatch.

Now harbour porpoises face the additional threat of coastal gill-nets.

Harbour porpoises are the smallest and most common cetaceans in European waters.

Dives of 220m by harbour porpoises have been recorded.

In poorer quality habitat, harbour porpoises are subjected to increased competition for resources.

The authors also comment that other animals, including harbour porpoises, have been seen to exhibit similar injuries.

Probably the best known species is the harbour porpoise, which can be found across the Northern Hemisphere.

Harbour porpoises are killed with shotguns, and numbers taken must be reported to the relevant district sheriff.

Type I has been found in the Amazon river dolphin and harbour porpoises.

In 2006 orcas and harbour porpoises have also been seen but such sightings are rare.

In the Sea of Azov it is used for food by the harbour porpoise.

According to statistics, the number of harbour porpoises shot on an annual basis is very low-from 0 to 10 animals.

The annual kill is thought to be far greater than could be replaced by the harbour porpoise's slow rate of reproduction.

River otters, killer whales and harbour porpoises are often sighted offshore.

Significant predators of harbour porpoises include white sharks and killer whales (orcas).

There are small numbers of Harbour porpoise regularly observed within the boundaries of the sands.

Harbour Porpoises feed mostly on small fish, particularly herring, capelin, and sprat.

Harbour Porpoises occur in the surrounding waters.

Recent genetic evidence suggests the harbour porpoise population structure may be more complex, and they should be reclassified.

Harbour porpoises tend to be solitary foragers, but they do sometimes hunt in packs and herd fish together.

These are the harbour porpoise, bottlenose dolphin and common dolphin.

The harbour porpoise, for instance, needs to maintain a rate three times that of an equivalent-sized land mammal to keep itself warm in cold waters.

The harbour porpoise (Phocoena phocoena) is one of six species of porpoise.

A neonate harbour porpoise (Phocoena phocoena (L.)) with damaged skin.

ARKive - images and movies of the harbour porpoise (Phocoena phocoena)

Harbour porpoise (Phocoena phocoena)

Porpoise (Phocoena phocoena)

The Cetacean Specialist Group of the IUCN has assessed the threat of a local extinction of the Black Sea stock of Harbour Porpoise (Phocoena phocoena) which touches six different countries.