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February 28, 2026Frontiers in Earth ScienceOpen Access

Effects of water and sediment variations on estuarine channel evolution: mechanisms and morphological discrimination

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Authors

JSJing SuShandong Women’s UniversityYSYanjie SunTianjin UniversityXSXiaolong SongTianjin University of Technology

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Implication

Physical experiments reveal channel morphological changes under varying flow and sediment conditions, highlighting significant implications for river-sea interactions.

Key Points

  • This research aims to understand how varying sediment and flow conditions influence channel morphology in estuarine environments.
  • Conducted physical experiments to simulate channel evolution.
  • Focused on a meandering tail channel in the Yellow River.
  • Analyzed conditions under both low and high flow with sediment variations.
  • Low flows led to deposition and widening of channels in non-estuarine reaches.
  • High flows caused scour, resulting in narrow, deep cross-sections.
  • In estuarine reaches, low flows formed a Lambda-shaped delta, while high flows eroded to a W-shaped cross-section.

Cite This Study

Su et al. (2026) studied this question.

synapsesocial.com/papers/69a285aa0a974eb0d3c00aa9https://doi.org/10.3389/feart.2026.1733824
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