India Environment Portal Knowledge for change

Freshwater Biology

• Spatial and temporal variation in nitrogen fixation and its importance to phytoplankton in phosphorus‐rich lakes

  <p>Limnological theory posits that phosphorus (P) limits primary production in freshwater lakes, in part because fixation of atmospheric nitrogen (N2) can compensate for limitations in nitrogen (N) supply

  • 27/11/2018

  • Freshwater Biology
  • • Lakes
    • Freshwater Ecosystems
    • Oxides Of Nitrogen (NOx)
    • Lake Pollution
    • Waste Disposal
    • Canada
    • Eutrophication

• Are alien fish a reliable indicator of river health?

  <p>The ability of many introduced fish species to thrive in degraded aquatic habitats and their potential to impact on aquatic ecosystem structure and function suggest that introduced fish may represent

  • 01/01/2005

  • Freshwater Biology
  • • Invasive Alien Species
    • Fish
    • Riverine Ecology
    • River Pollution
    • Sedimentation
    • Australia