Scotsman: CONSERVATIONISTS fear a rare sighting off the Isle of Mull of a fish commonly found in the Mediterranean is an indicator of climate change affecting Scottish waters. The recording of a trigger fish near the west coast island has sparked fears the non-native species is spreading into northern coastal areas. The sighting was thanks to new mobile apps which are aimed at combating invasive species in Scotland. Scottish Natural Heritage is delighted the apps are allowing people to quickly and easily...