Record numbers of common dolphin sightings off Scotland’s west coast

HWDT Common dolphin

Sightings of common dolphins across the Hebrides have reached a new record high according to research conducted by marine conservation charity, Hebridean Whale and Dolphin Trust.

Evidence collected during marine research expeditions on the Trust’s specialized research yacht Silurian in 2017 has revealed a dramatic 24% increase from the previous year’s already record-breaking figures.

The findings were made in a research season running from April to October 2017, part of the charity’s unique long-term citizen science project monitoring whales, dolphins and porpoises – collectively known as cetaceans – and basking sharks in the Hebrides.

“We have never documented so many sightings of common dolphins off Scotland’s west coast before. Our findings highlight the importance of on-going monitoring and research to strengthen our understanding of what is

Hebridean sightings soar for harbour porpoises but plunge for basking sharks

Minke whale next to Silurian

Harbour porpoise sightings off Scotland’s west coast increased by 25 per cent in 2014 compared to the previous year while sightings of basking sharks unexpectedly fell by 33 per cent, during marine research expeditions carried out by Hebridean Whale and Dolphin Trust.

 

The charity’s extensive research also revealed dramatic evidence of a shark attack on a member of an endangered group of killer whales thought to be the UK’s only resident population of orca.

 

The latest studies were carried out in a research