Bithynia tentaculata Scorecard

Species:  Bithynia tentaculata

Common Name:  Faucet snail

Scorecard created on
Last Updated on

Results

Impact Total:7 / 35Impact = ( Spread + Damage - Benefit )

Ability to Respond Total:5 / 25Ability to Respond = ( Ease of Response + Tools in Place )

Confidence:Medium

Confidence Notes:

Impact

SpreadNotesScore
Spread RateLow to moderate egg laying mollusk; needs relatively warm temperature to lay eggs (20° Celsius or higher).2
Spread AmountFreshwater ponds, shallow lakes and canals1
DamageNotesScore
EcologicalDisplacement of native species, can outcompete due to higher growth rates and ability to filter feed.1
AgriculturalNo known impacts0
Infrastructure1
CulturalCan impact swimming areas1
HealthHost to parasites1
BenefitNotesScore
Ecological0
Agricultural0
Infrastructure0
Cultural0
Health0
Total7

Ability to Respond

Ease of ResponseNotesScore
DetectionRequires skill to identify and differentiate from other snails.2
ControlDifficult to control, similar to other aquatic mollusks.2
Tools in PlaceNotesScore
Entry0
Control0
OutreachPassive outreach (ANSTF; Avoid Hitch Hikers).1
Total5

References

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