Crayfish Indicators

By | Published: July 19, 2013

$5.00

Field observations of crayfish burrows in various parts of the country in relation to their use as potential indicators of wetland hydrology.

Issues addressed include:

  • Height of chimneys in relation to the depth to the groundwater table,
  • Presence of reduced ferrous iron in wet chimney walls, and
  • Chimneys with closed tops