• Contents
  • Index
  • Search
  • Introduction
  • Getting started
    • Switchboard options
  • River reach Decision Support tool
    • Reach info
      • Adding events
      • River historical account
      • Summary catchment report
      • View all events on reach
      • View all events on river
    • Map view
      • Viewing survey data
        • The fisheries data form
          • Fish density graph
          • Fish density per survey
          • Fisheries Classification
        • The RHS data form
          • Habitat modification
          • Man-made structures
          • Land-use
          • Habitat indices
          • Natural features
          • Habitat assessment tool
        • Site biological data
        • Barriers data
    • Fish populations
      • Fish density graph
      • Fish density per survey
      • Fisheries Classification
    • Reach biological indices
    • Reach Habitat condition
      • Site info
      • Habitat modification
      • Man-made structures
      • Land-use
      • Habitat indices
      • Natural features
      • Habitat assessment tool
    • Knowledge resources
    • Map insert
    • User assessment
  • Catchment Decision Support tool
  • File location
  • Contact us and feedback
    • Feedback form
  • Appendices
    • GQA
    • Biological indices
    • River reach definition
  • Activity index
  • ASPT
  • Bank vegetation structure index
  • Barriers data
  • Biological data
  • BMWP
  • building strategies
  • catchment assessment
  • conceptual models
  • connectivity
  • creating events
  • expert models
  • FCS2
  • fishbase
  • fisheries classification
  • fisheries data
  • fisheries diagnostic
  • fisheries survey
  • Flow index
  • GQA
  • Habitat assessment
  • habitat diagnostic
  • habitat features
  • habitat fragmentation
  • habitat improvement
  • Habitat Modification Class
  • Habitat Modification Score
  • history
  • Impacts
  • internet links
  • knowledge input
  • LIFE
  • local history
  • local knowledge
  • management plan
  • management suggestions
  • Man-made structures
  • menu
  • Modifications
  • navigating
  • Nitrates
  • Nutrients
  • Organic pollution
  • Phosphates
  • Pollution
  • Pressure assessment
  • prioritisation
  • RHS data
  • riffle-pool
  • River Habitat Survey
  • Substrate index
  • survey data
  • trees and associated features
  • trout habitat
  • Trout habitat assessment
  • trout impact and pressures
  • trout model
  • useful links
  • viewing data
  • viewing maps
  • Water Quality