Mathematical modeling of population interaction influenced by changes in sex ratio of sea lampreys

Maoyang Wang, Lutang Wang, Chenyang Guo*, Hongzhou Wang

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

The variable sex ratio of sea lampreys will affect the interaction between the populations in the ecosystem. This paper establishes a statistical model of the change of sea lampreys’ sex ratio and a differential equation model of various population interactions to describe this effect, and analyzes it based on Lyapunov's qualitative theory. Based on an example in the Great Lakes region of North America, we verify the proposed mathematical model and analyze its sensitivity. The results showed that the sex ratio of the population can be increased by reducing the available resources of young lampreys, and it is feasible to control the number of lampreys in this way. Qualitative theory shows that the differential equation model has no stable equilibrium point, reflecting that the numbers of various populations will change dynamically when the sex ratio of lampreys changes. The mathematical model established by us also has good stability.

源语言英语
主期刊名Fourth International Conference on Applied Mathematics, Modelling, and Intelligent Computing, CAMMIC 2024
编辑Mohammad S. Obaidat, Parikshit N. Mahalle
出版商SPIE
ISBN(电子版)9781510681637
DOI
出版状态已出版 - 2024
活动4rth International Conference on Applied Mathematics, Modelling, and Intelligent Computing, CAMMIC 2024 - Kaifeng, 中国
期限: 19 4月 202421 4月 2024

出版系列

姓名Proceedings of SPIE - The International Society for Optical Engineering
13219
ISSN(印刷版)0277-786X
ISSN(电子版)1996-756X

会议

会议4rth International Conference on Applied Mathematics, Modelling, and Intelligent Computing, CAMMIC 2024
国家/地区中国
Kaifeng
时期19/04/2421/04/24

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