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大型海底鱼类的近全球繁殖策略

Kristine Camille V Buenafe^1,2,3, Sandra Neubert^4,5,6,7,8, Kylie L Scales⁹

¹School of the Environment, The University of Queensland, Brisbane, QLD, Australia. k.buenafe@uq.edu.au.

Nature communications

|September 1, 2025

概括

大型海底鱼通常在特定的季节和地点一起繁殖,这表明有利的幼虫条件比避免竞争或捕食更重要. 这一发现有助于海洋保护工作.

科学领域:

海洋生物学
渔业科学
进化生态学

背景情况:

大型海底鱼的繁殖策略尚不清楚.
关于鱼类繁殖地的有限大规模数据阻碍了进化和生态洞察力.

研究的目的:

通过幼虫数据识别大型海底鱼的繁殖场.
分析鱼类产卵的空间和时间模式.
推断观察到的产卵行为的进化驱动因素.

主要方法:

使用了15种大型海底鱼类的近全球幼虫数据集.
开发息地适合性模型作为产卵场的代理.
分析模拟产卵区的空间和时间一致性.

主要成果:

在分类中观察到明显的时间和空间一致性.
在15种类型中,有10种在春夏期间产卵.
在澳大利亚西北部有9种类型的繁殖场.
热带物种在全年繁殖;亚热带/温带物种在季节性繁殖和限制区域繁殖.

结论:

产卵的同位可能通过最佳幼虫条件提供进化优势.
产卵策略因物种的热带位置而异 (热带与温带).
发现可以为海洋管理提供信息,包括渔业和海洋保护区的指定.

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