Population trends, at-sea distribution, and breeding population size of black petrels (Procellaria parkinsoni) on Great Barrier Island/Aotea: 2019–2020 operational report / E. Bell, S. Ray, P. Crowe.
By: Bell, E.
Contributor(s): Ray, S. Wildlife Management International Ltd, Blenheim, New Zealand | Crowe. P. Wildlife Management International Ltd, Blenheim, New Zealand | Fisheries New Zealand (Government agency)
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Material type: 
BookSeries: New Zealand aquatic environment and biodiversity report: no. 270Publisher: Wellington, New Zealand : Fisheries New Zealand, Tini a Tangaroa, 2021Description: 1 online resource (34 pages).ISBN: 9781991009913.Other title: Black petrel 2019–2020 operational report [Running title].Subject(s): FISHERIES | NEW ZEALANDOnline resources: AEBR 270 Fisheries Infosite | NIWA document server Summary: In 2019–2020, 458 study burrows were monitored within the Great Barrier Island/Aotea study area with 63.1% occupied by breeding pairs and fledging success was 76.5%. Pre-laying foraging trips by 10 adults were 30 days long on average and highly variable. Birds ranged far to the east, west, and north of Aotea and breeding birds made significantly longer trips than non-breeding birds. Distance sampling estimated there were 3130 breeding black petrels within core medium-grade habitat above 300 m.
| Item type | Current library | Call number | Copy number | Status | Date due | Barcode | |
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WELLINGTON ONLINE | ONLINE | 1 | Not for loan | 398968 |
"September2021."
AEBR-270-Black-Petrel-2019-2020-Operational-Report-4180
In 2019–2020, 458 study burrows were monitored within the Great Barrier Island/Aotea study area with 63.1% occupied by breeding pairs and fledging success was 76.5%. Pre-laying foraging trips by 10 adults were 30 days long on average and highly variable. Birds ranged far to the east, west, and north of Aotea and breeding birds made significantly longer trips than non-breeding birds. Distance sampling estimated there were 3130 breeding black petrels within core medium-grade habitat above 300 m.
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