by sds | Oct 16, 2015 | Harbour Seal Reports
CSD 6 Harbour seal decline workshop II, 24th April, 2014 Summary The persistent decline in the abundance of harbour seals (Phoca vitulina) in some regions of Scotland continues to be of concern. Following a workshop held at the Sea Mammal Research Unit in 2012 (Hall...
by sds | Oct 16, 2015 | Harbour Seal Reports
CSD 5 Changes in at-sea foraging trips of harbour seals and grey seals in south-east Scotland Summary In many areas of Scotland including Orkney, Shetland and south-east Scotland, the harbour seal (Phoca vitulina) population is in rapid decline. Although the reasons...
by sds | Oct 16, 2015 | Harbour Seal Reports
CSD 4 Harbour seal decline: population modelling Summary A baseline model was developed to estimate harbour seal (Phoca vitulina) demographic rates, such as fecundity and survival for different age classes. Count data and two independent estimates of population size...
by sds | Oct 16, 2015 | Marine Renewable Energy Reports
MR 8.2 Sound Exposure Explorer Tool Manual Summary The purpose of the Sound Exposure Explorer (SEE) is to provide a simple interactive utility which can be used to explore simple sound exposure scenarios, especially those involving cumulative exposures to...
by sds | Oct 16, 2015 | Marine Renewable Energy Reports
MR 8.1 Tests of acoustic signals for aversive sound mitigation with harbour seals Summary Some anthropogenic activities that produce intense sound in the marine environment present a risk of causing injury to the body tissues and auditory systems of sensitive marine...
