Multi-decadal observations of the size structure of sperm whales at Kaikōura, New Zealand

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Title

Multi-decadal observations of the size structure of sperm whales at Kaikōura, New Zealand

Content partner

University of Otago

Collection

Otago University Research Archive

Description

Measurements of body length play an important role in the assessment of size and population structure of whales, allowing estimation of population parameters such as age at sexual and physical maturity. Uniquely, sperm whales can be measured from the interpulse interval (IPI) of their echolocation clicks, which contain information on the length of the head, which is allometrically related to body length. Measurements of IPI were taken from 424 acoustic recordings made between 1996 and 2019 at...

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Format

Research paper

Research format

Scholarly text / Journal article

Thesis level

Article

Date created

2023-01-02

Creator

Dickson, Toby / Rayment, William / Guerra, Marta / Dawson, Steve

URL

https://hdl.handle.net/10523/21525

Related subjects

body size / Kaikōura / Physeter macrocephalus / size structure / Sperm whale

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