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. 2026 Jun 12;14:54. doi: 10.1186/s40462-026-00672-8

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© The Author(s) 2026

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 3 — Principal components analysis (PCA) of golden perch movement metrics, with each of the 16-movement metrics overlayed. Arrows indicate the direction and strength of each variable’s contribution to the principal components. Movement syndromes are labelled and denoted by point colour and shape. Centroids are shown as the largest point in each ellipse