• Dr. Yojana Thakur

Abstract: Taxonomic diversity is an essential aspect of stream ecosystems, reflecting the variety of species and their ecological roles. Macroinvertebrates play essential ecological roles in stream ecosystems, including nutrient cycling, energy transfer, water quality regulation, habitat engineering, and serving as indicators of stream health. Understanding their diversity, abundance, and functional roles is crucial for assessing and managing the ecological integrity and sustainability of stream ecosystems. Taxonomic diversity of macroinvertebrates in stream ecology is crucial for biodiversity conservation, understanding ecological interactions, assessing environmental conditions, supporting ecosystem services, promoting resilience, and guiding scientific research and conservation efforts. Preserving and maintaining taxonomic diversity is essential for the long-term health, functioning, and sustainability of stream ecosystems and the benefits they provide to both natural systems and human societies Understanding how water velocity influences taxonomic diversity can provide insights into the functioning and conservation of stream ecosystems. This paper synthesizes existing literature on this topic, highlighting key findings, knowledge gaps, and potential implications for stream management and biodiversity conservation. This review paper aims to understand the variation in the abundance of macroinvertebrates in streams according to water velocity. By examining the current state of knowledge, identifying knowledge gaps, and exploring potential implications, this review will contribute to a better understanding of the complex interactions between water velocity and macroinvertebrate communities in streams. Understanding the velocity gradient in streams is important for various applications, including stream ecology, hydraulic engineering, and river management. It helps in assessing habitat suitability for aquatic organisms, designing and managing stream restoration projects, and predicting sediment transport patterns. Studying the velocity gradient provides valuable insights into the complex interactions between flow dynamics and the biophysical characteristics of stream ecosystems. Ultimately, this knowledge can inform stream management and conservation efforts to maintain and restore healthy and resilient stream ecosystems.

Macroinvertebrtaes, Taxonomic diversity, Stream ecology, Hydraulic engineering

"Understanding the dynamics of taxonomic diversity of macroinvertebrates in relation to stream velocity", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.12, Issue 5, page no.g840-g867, May-2025, Available :http://www.jetir.org/papers/JETIR2505787.pdf

"Understanding the dynamics of taxonomic diversity of macroinvertebrates in relation to stream velocity", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.12, Issue 5, page no. ppg840-g867, May-2025, Available at : http://www.jetir.org/papers/JETIR2505787.pdf