Salmon fish farm. Hebrides, Scotland

Longliner targetting dogfish. Hebrides, UK.

Salmon in fish farm. Salmon jumping in fish farm, behaviour thought to be associated with dislodging lice. Hebrides, Scotland

Eurasian river otter (Lutra lutra) eating fish. Hebrides, Scotland

Helicopter delivery of smolt (young salmon) from freshwater loch to salmon farm boat for trasnsfer to saltwater fishfarm pens. Hebrides, UK

Eurasian river otter (Lutra lutra) eating fish, long-spined bullhead (Taurulus bubalis). Hebrides, Scotland

Eurasian river otter (Lutra lutra) eating fish. Otters in western Scotland have adapted well to life in a marine environment, though proximity to sources of fresh water is essential. Hebrides, Scotland

Helicopter delivery of smolt (young salmon) from freshwater loch to salmon farm boat for trasnsfer to saltwater fishfarm pens. Hebrides, UK

Eurasian river otter (Lutra lutra) eating a large crab. Large fish and crabs are difficult to constrain and eat in the water so are often brought ashore. Otters will sometimes swim realtively long distances in order to do so. Hebrides, Scotland

American mink (Mustela vison). Non-native species in the UK considered a threat to ground-nesting birds and water voles in particular. Widespread as a result of escapes from fur farms since the 1950s. Hebrides, Scotland

Creel boat. 'Eilean Ban' shooting creels to catch lobster, crab etc. Hebrides, Scotland

American mink (Mustela vison). Non-native species in the UK considered a threat to ground-nesting birds and water voles in particular. Widespread as a result of escapes from fur farms since the 1950s. Hebrides, Scotland

Salmon fish farm. Hebrides, Scotland.