Moreton Bay; A previously unrecognized resting stopover for east-coast of Australia migrating humpback whales

Humpback whales enter Moreton Bay, in southeast Queensland, Australia, each year during their annual migration. Little is known about the ecological significance of the bay for the humpback whale population. In a region characterised by rapid coastal and maritime development, as well as a growing hu...

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Main Authors: Juliana Castrillon, Raphael Mayaud, Craig Wilson, Greta Dalle Luche, Jenny Allen, Susan Bengtson Nash
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-04-01
Series:Frontiers in Marine Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmars.2023.1063197/full
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author Juliana Castrillon
Raphael Mayaud
Craig Wilson
Greta Dalle Luche
Jenny Allen
Susan Bengtson Nash
author_facet Juliana Castrillon
Raphael Mayaud
Craig Wilson
Greta Dalle Luche
Jenny Allen
Susan Bengtson Nash
author_sort Juliana Castrillon
collection DOAJ
description Humpback whales enter Moreton Bay, in southeast Queensland, Australia, each year during their annual migration. Little is known about the ecological significance of the bay for the humpback whale population. In a region characterised by rapid coastal and maritime development, as well as a growing humpback whale population, there is an urgent need to fill knowledge gaps surrounding the populations’ seasonal distribution and habitat use in these coastal waters. This study procured the first detailed information regarding humpback whale distribution, behaviour, and habitat use within Moreton Bay, relative to the main east coast migratory corridor. It was found that on average 42.41% of the individuals observed on the southern leg of the migration entered the bay. 76.78% of pods entering the bay had accompanying calves and 47.82% of these pods were found to be resting or logging, a behaviour often associated with nursing, at the time of observation. These findings provide strong evidence for a previously undocumented role of Moreton Bay as a resting stopover for migrating humpback whales.
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spelling doaj.art-21ee3d9272b740e0a732d44254d722ff2023-04-19T13:41:49ZengFrontiers Media S.A.Frontiers in Marine Science2296-77452023-04-011010.3389/fmars.2023.10631971063197Moreton Bay; A previously unrecognized resting stopover for east-coast of Australia migrating humpback whalesJuliana Castrillon0Raphael Mayaud1Craig Wilson2Greta Dalle Luche3Jenny Allen4Susan Bengtson Nash5Centre for Planetary Health and Food Security, Griffith University, Nathan, QLD, AustraliaCentre for Planetary Health and Food Security, Griffith University, Nathan, QLD, AustraliaPort of Brisbane Pty. Ltd., Lytton, QLD, AustraliaCentre for Planetary Health and Food Security, Griffith University, Nathan, QLD, AustraliaCentre for Planetary Health and Food Security, Griffith University, Nathan, QLD, AustraliaCentre for Planetary Health and Food Security, Griffith University, Nathan, QLD, AustraliaHumpback whales enter Moreton Bay, in southeast Queensland, Australia, each year during their annual migration. Little is known about the ecological significance of the bay for the humpback whale population. In a region characterised by rapid coastal and maritime development, as well as a growing humpback whale population, there is an urgent need to fill knowledge gaps surrounding the populations’ seasonal distribution and habitat use in these coastal waters. This study procured the first detailed information regarding humpback whale distribution, behaviour, and habitat use within Moreton Bay, relative to the main east coast migratory corridor. It was found that on average 42.41% of the individuals observed on the southern leg of the migration entered the bay. 76.78% of pods entering the bay had accompanying calves and 47.82% of these pods were found to be resting or logging, a behaviour often associated with nursing, at the time of observation. These findings provide strong evidence for a previously undocumented role of Moreton Bay as a resting stopover for migrating humpback whales.https://www.frontiersin.org/articles/10.3389/fmars.2023.1063197/fullmigratory speciesresting stopoversSouthern hemisphere humpback whaleshabitat useenergy balanceMoreton Bay
spellingShingle Juliana Castrillon
Raphael Mayaud
Craig Wilson
Greta Dalle Luche
Jenny Allen
Susan Bengtson Nash
Moreton Bay; A previously unrecognized resting stopover for east-coast of Australia migrating humpback whales
Frontiers in Marine Science
migratory species
resting stopovers
Southern hemisphere humpback whales
habitat use
energy balance
Moreton Bay
title Moreton Bay; A previously unrecognized resting stopover for east-coast of Australia migrating humpback whales
title_full Moreton Bay; A previously unrecognized resting stopover for east-coast of Australia migrating humpback whales
title_fullStr Moreton Bay; A previously unrecognized resting stopover for east-coast of Australia migrating humpback whales
title_full_unstemmed Moreton Bay; A previously unrecognized resting stopover for east-coast of Australia migrating humpback whales
title_short Moreton Bay; A previously unrecognized resting stopover for east-coast of Australia migrating humpback whales
title_sort moreton bay a previously unrecognized resting stopover for east coast of australia migrating humpback whales
topic migratory species
resting stopovers
Southern hemisphere humpback whales
habitat use
energy balance
Moreton Bay
url https://www.frontiersin.org/articles/10.3389/fmars.2023.1063197/full
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