Time and tide : seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises (Phocoena phocoena)
The study was partly funded by the Schleswig-Holstein’s Government-Owned Company for Coastal Protection, National Parks and Ocean Protection, Wadden Sea National Park Administration of Lower Saxony (Richard Czeck) and the German Federal Ministry for the Environment, Nature Conservation and Nuclear S...
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ftstandrewserep:oai:research-repository.st-andrews.ac.uk:10023/17348 2023-07-02T03:32:30+02:00 Time and tide : seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises (Phocoena phocoena) Zein, Beate Woelfing, Benno Dähne, Michael Schaffeld, Tobias Ludwig, Stefan Rye, Jacob Hansen Baltzer, Johannes Ruser, Andreas Siebert, Ursula University of St Andrews. School of Geography & Sustainable Development 2019-03-22T13:30:06Z 20 application/pdf http://hdl.handle.net/10023/17348 https://doi.org/10.1371/journal.pone.0213348 eng eng PLoS ONE Zein , B , Woelfing , B , Dähne , M , Schaffeld , T , Ludwig , S , Rye , J H , Baltzer , J , Ruser , A & Siebert , U 2019 , ' Time and tide : seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises ( Phocoena phocoena ) ' , PLoS ONE , vol. 14 , no. 3 , e0213348 . https://doi.org/10.1371/journal.pone.0213348 1932-6203 PURE: 258271169 PURE UUID: 0325c2e6-693b-4e06-9383-325ff20340a9 RIS: urn:32F972854FF2185D2F579D8BCF4379F0 Scopus: 85063273850 WOS: 000461765900038 ORCID: /0000-0002-5487-8535/work/91685882 http://hdl.handle.net/10023/17348 https://doi.org/10.1371/journal.pone.0213348 Copyright: © 2019 Zein et al. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. GC Oceanography QH301 Biology E-DAS GC QH301 Journal article 2019 ftstandrewserep https://doi.org/10.1371/journal.pone.0213348 2023-06-13T18:29:32Z The study was partly funded by the Schleswig-Holstein’s Government-Owned Company for Coastal Protection, National Parks and Ocean Protection, Wadden Sea National Park Administration of Lower Saxony (Richard Czeck) and the German Federal Ministry for the Environment, Nature Conservation and Nuclear Safety (FKZ: 03 275 20 and FKZ: 0329946B). This publication was supported by Deutsche Forschungsgemeinschaft and University of Veterinary Medicine Hannover, Foundation within the funding programme Open Access Publishing. Odontocetes have evolved a rich diversity of prey- and habitat-specific foraging strategies, which allows them to feed opportunistically on locally and temporally abundant prey. While habitat-specific foraging strategies have been documented for some odontocete species, this is less known for the harbour porpoise (Phocoena phocoena). We collected multiple years of acoustic data using echolocation click loggers to analyse porpoise occurrence and buzzing behaviour, indicating feeding, in the German Wadden Sea (North Sea). Seasonal, diel and tidal effects were studied using Generalised Estimating Equations (GEE-GAMs). Locally season, time of day and tidal time significantly influenced the probability of porpoise detections and detection of foraging sequences (buzzes). Hunting strategies, and therefore frequency of buzzes, were likely affected by prey distribution and large differences between POD locations indicated that porpoises used highly specific behaviour adapted to tide and time of day to efficiently feed on the available prey. Strong seasonal and spatial variation in diel and tidal effects underline the importance of long-term observations. Studies on porpoise behaviour are often based on short-term observations and might rather reflect a seasonal than a general pattern. The results of this study show clearly that significant changes in porpoise behaviour can be found in short and long-term observations. Here some features are based on short term determinants and others are stable over years and ... Article in Journal/Newspaper Harbour porpoise Phocoena phocoena University of St Andrews: Digital Research Repository PLOS ONE 14 3 e0213348 |
institution |
Open Polar |
collection |
University of St Andrews: Digital Research Repository |
op_collection_id |
ftstandrewserep |
language |
English |
topic |
GC Oceanography QH301 Biology E-DAS GC QH301 |
spellingShingle |
GC Oceanography QH301 Biology E-DAS GC QH301 Zein, Beate Woelfing, Benno Dähne, Michael Schaffeld, Tobias Ludwig, Stefan Rye, Jacob Hansen Baltzer, Johannes Ruser, Andreas Siebert, Ursula Time and tide : seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises (Phocoena phocoena) |
topic_facet |
GC Oceanography QH301 Biology E-DAS GC QH301 |
description |
The study was partly funded by the Schleswig-Holstein’s Government-Owned Company for Coastal Protection, National Parks and Ocean Protection, Wadden Sea National Park Administration of Lower Saxony (Richard Czeck) and the German Federal Ministry for the Environment, Nature Conservation and Nuclear Safety (FKZ: 03 275 20 and FKZ: 0329946B). This publication was supported by Deutsche Forschungsgemeinschaft and University of Veterinary Medicine Hannover, Foundation within the funding programme Open Access Publishing. Odontocetes have evolved a rich diversity of prey- and habitat-specific foraging strategies, which allows them to feed opportunistically on locally and temporally abundant prey. While habitat-specific foraging strategies have been documented for some odontocete species, this is less known for the harbour porpoise (Phocoena phocoena). We collected multiple years of acoustic data using echolocation click loggers to analyse porpoise occurrence and buzzing behaviour, indicating feeding, in the German Wadden Sea (North Sea). Seasonal, diel and tidal effects were studied using Generalised Estimating Equations (GEE-GAMs). Locally season, time of day and tidal time significantly influenced the probability of porpoise detections and detection of foraging sequences (buzzes). Hunting strategies, and therefore frequency of buzzes, were likely affected by prey distribution and large differences between POD locations indicated that porpoises used highly specific behaviour adapted to tide and time of day to efficiently feed on the available prey. Strong seasonal and spatial variation in diel and tidal effects underline the importance of long-term observations. Studies on porpoise behaviour are often based on short-term observations and might rather reflect a seasonal than a general pattern. The results of this study show clearly that significant changes in porpoise behaviour can be found in short and long-term observations. Here some features are based on short term determinants and others are stable over years and ... |
author2 |
University of St Andrews. School of Geography & Sustainable Development |
format |
Article in Journal/Newspaper |
author |
Zein, Beate Woelfing, Benno Dähne, Michael Schaffeld, Tobias Ludwig, Stefan Rye, Jacob Hansen Baltzer, Johannes Ruser, Andreas Siebert, Ursula |
author_facet |
Zein, Beate Woelfing, Benno Dähne, Michael Schaffeld, Tobias Ludwig, Stefan Rye, Jacob Hansen Baltzer, Johannes Ruser, Andreas Siebert, Ursula |
author_sort |
Zein, Beate |
title |
Time and tide : seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises (Phocoena phocoena) |
title_short |
Time and tide : seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises (Phocoena phocoena) |
title_full |
Time and tide : seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises (Phocoena phocoena) |
title_fullStr |
Time and tide : seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises (Phocoena phocoena) |
title_full_unstemmed |
Time and tide : seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises (Phocoena phocoena) |
title_sort |
time and tide : seasonal, diel and tidal rhythms in wadden sea harbour porpoises (phocoena phocoena) |
publishDate |
2019 |
url |
http://hdl.handle.net/10023/17348 https://doi.org/10.1371/journal.pone.0213348 |
genre |
Harbour porpoise Phocoena phocoena |
genre_facet |
Harbour porpoise Phocoena phocoena |
op_relation |
PLoS ONE Zein , B , Woelfing , B , Dähne , M , Schaffeld , T , Ludwig , S , Rye , J H , Baltzer , J , Ruser , A & Siebert , U 2019 , ' Time and tide : seasonal, diel and tidal rhythms in Wadden Sea Harbour porpoises ( Phocoena phocoena ) ' , PLoS ONE , vol. 14 , no. 3 , e0213348 . https://doi.org/10.1371/journal.pone.0213348 1932-6203 PURE: 258271169 PURE UUID: 0325c2e6-693b-4e06-9383-325ff20340a9 RIS: urn:32F972854FF2185D2F579D8BCF4379F0 Scopus: 85063273850 WOS: 000461765900038 ORCID: /0000-0002-5487-8535/work/91685882 http://hdl.handle.net/10023/17348 https://doi.org/10.1371/journal.pone.0213348 |
op_rights |
Copyright: © 2019 Zein et al. This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. |
op_doi |
https://doi.org/10.1371/journal.pone.0213348 |
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PLOS ONE |
container_volume |
14 |
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