Potamopyrgus antipodarum Scorecard

Species:  Potamopyrgus antipodarum

Common Name:  New Zealand mudsnail

Scorecard created on
Last Updated on

Results

Impact Total:18 / 35Impact = ( Spread + Damage - Benefit )

Ability to Respond Total:13 / 25Ability to Respond = ( Ease of Response + Tools in Place )

Confidence:High

Confidence Notes:

Impact

SpreadNotesScore
Spread RateHigh reproduction rate, one or a few needed for new colonization.5
Spread AmountWide tolerance, so wide range but may not handle fast moving water.3
DamageNotesScore
EcologicalImpact to food chain (native trout), streams and lakes.5
AgriculturalImpacts to agriculture and rice production1
Infrastructure3
CulturalImpacts to recreation and sport fishing industry1
HealthNo known health impacts0
BenefitNotesScore
Ecological0
Agricultural0
Infrastructure0
Cultural0
Health0
Total18

Ability to Respond

Ease of ResponseNotesScore
DetectionRequires expertise to distinguish between similar natural species.3
ControlDesicates readily so spread control moderate, more dificult in infested areas.3
Tools in PlaceNotesScore
EntryNational Management and control plan3
ControlRegulation to control felt in wading boots1
OutreachAvoid Hitch Hikers campaign3
Total13

References

No references yet.