A study of sex ratio in lampreys based on Lotka-Volterra modelsour Paper's Title Starts Here: Please Center

Authors

  • Xinhong Yu
  • Hongyun Kang

DOI:

https://doi.org/10.54097/nx7a4f68

Keywords:

Lotka-Volterra; seven-gill eel; linear regression; vortex model.

Abstract

To elucidate the interactions between changes in adaptive sex ratios of lampreys and ecosystems, we conducted the following studies; first, we used linear regression to fit the relationship between food availability and sex ratios. Based on vortex modeling and biological knowledge, we simulated three scenarios: natural disasters, species invasions, and data from similar species in normal ecosystems. This led to the modeling of lamprey population growth. To further investigate the effect of sex ratio changes on ecosystem stability, we built an n-dimensional Lotka-Volterra model. Combining the relationship between food supply and sex ratio, we identified the mechanisms by which sex ratio affects ecosystem stability.

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References

Magurran, A. E., et al. (2010). "Long-term datasets in biodiversity research and monitoring: assessing change in ecological communities through time." Trends in Ecology & Evolution 25(10): 574-582.

Braga, H. O., et al. (2020). "The role of local ecological knowledge for the conservation and sustainable fisheries of the sea lamprey (Petromyzon marinus Linnaeus, 1758) in the Iberian Peninsula." Ocean & Coastal Management 19

Siefkes, M. J. (2017). "Use of physiological knowledge to control the invasive sea lamprey (Petromyzon marinus) in the Laurentian Great Lakes." Conservation Physiology 5(1).

Johnson, N. S., et al. (2017). "Field study suggests that sex determination in sea lamprey is directly influenced by larval growth rate." Proceedings of the Royal Society B-Biological Sciences 284(1851).

Song Liang. Lotka-Volterra ecosystem [D]. Jilin University,2009.

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Published

10-06-2024