Invasive Species Ecosystem Simulator

Student PIN

Role: invasive primary consumer

Status: Not introduced

Invasive Species Test Invasive trophic role Introduction size 16 Invasive growth rate 22% Competitive impact 28%

Environment & Response Native resilience 55% Habitat health 70% Removal effort 16%

Producers Primary consumers Predators Decomposers Invasive primary consumer

Simulation Investigation

Question 1 of 10

Reset the sim and observe the native food web for 12 years before adding the invasive species.

Which trophic level appears most stable before the disturbance?

Student answer

Algae and aquatic plantsProducers make the food web's energy.

Snails and minnowsPrimary consumers eat producers.

Bluegill and bassPredators feed on primary consumers.

Bacteria and fungiDecomposers recycle dead matter.

Invasive speciesInvasive primary consumer competes with native primary consumers for producers.

Producers 180

Primary Consumers 75

Predators 24

Decomposers 60

Invasive Population 0

Habitat Quality 70%

Food Web Balance 92%

Producer Consumer Predator Invasive