Infestation Levels of New Zealand Mud Snails:
Snail Identification
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Present:
Presence of New Zealand Mud Snails has been detected, but Infestation Level is unknown.
None Found:
No Snails were observed at the site.
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Trace:
(rare):
You have to search numerous rocks and wood to find a snail.
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Low:
(occasional): Snails are present on some of
the rocks and wood, but not all. There are a few clusters.
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Moderate:
(scattered): Snails are commonly found on
rocks and wood at site, but in limited clusters.
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High:
(fairly dense):
Snails are
commonly found. Heavy clusters of snails on most pieces of
substrate.
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