by sds | Oct 16, 2015 | Unusual Seal Death Reports
USD 5 Assessing the impact of the observed and estimated levels of mortality on seal populations at a local, national and international level Summary Aerial surveys have detected alarming declines in the counts of harbour seals (Phoca vitulina) in several regions...
by sds | Oct 16, 2015 | Unusual Seal Death Reports
USD 4 Examining the distribution of observed carcasses to identify biological and oceanographic patterns and distribution of potential causes to assess the patterns of risk associated with these unexplained seal deaths Summary This investigation sought to establish a...
by sds | Oct 16, 2015 | Unusual Seal Death Reports
USD 3 Testing the hypothetical reasons for inappropriate responses to the candidate mechanisms for the unexplained seal deaths Summary The primary aim of this investigation was to establish whether the acoustic properties of ducted propellers had an attractive quality...
by sds | Oct 12, 2015 | Unusual Seal Death Reports
Testing the hypothetical link between shipping and unexplained seal deaths Summary This investigation was driven by the need to determine the cause of spiral lacerations in seals; a cause of death which has been reported with increasing incidence in the UK for the...
by sds | Oct 12, 2015 | Unusual Seal Death Reports
Preliminary report on predation by adult grey seals on grey seal pups as a possible explanation for corkscrew injury patterns seen in the unexplained seal deaths: addendum Summary This is a preliminary report on a sequence of lethal attacks by a male grey seal on...
by sds | Oct 12, 2015 | Unusual Seal Death Reports
Current state of knowledge of the extent, causes and population effects of unusual mortality events in Scottish seals. Summary This report summarises the available information on a newly identified cause of seal deaths around the Scottish coast. All of the seals had a...
