Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 5 of 5 for “"Harbour porpoise"”.
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Developing a cost-effective monitoring strategy for coastal cetaceans
… through Passive Acoustic Monitoring (PAM).The harbour porpoise Phocoena phocoena was found to be the most commonly detected cetacean in Northern Irish waters exhibiting a persistent, but non-uniform distribution. The temporal distribution of this species, monitored in the western Irish Sea and …
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Predicting risks from acoustic deterrents
… aquaculture cages. Modelling showed that both harbour porpoises<br/>and harbour seals would be repeatedly exposed to ADD noise, with predicted noise levels in<br/>some instances exceeding thresholds which could result in either a temporary or permanent<br/>hearing impairment. A habitat …
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Interactions between harbour porpoises and aquaculture on the west coast of Scotland
… which also host some of the highest densities of harbour porpoise (Phocoena phocoena) in Europe. The region’s importance for the species is recognised by the Inner Hebrides and the Minches Special Area of Conservation (SAC). The present study conducted long-term Passive Acoustic Monitoring (PAM) …
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Trophic role of small cetaceans and seals in Irish waters
… more coastal areas (white-beaked dolphin, harbour porpoise, harbour seal and grey seal); the last species studied was the bottlenose dolphin whose population structure is more complex, with coastal and offshore populations. A total of 13,028 prey items from at least 81 different species (62 …