Introduced brown trout (Salmo trutta) in New Zealand negatively affected lake systems by:
A) Disturbing mayfly behavior, which resulted in fewer invertebrates feeding on algae
B) Introduced brown trout did not affect lake systems; rainbow trout that they coexisted with caused the negative effect
C) Brown trout were never introduced to New Zealand
D) Macroinvertebrates feeding on algae over grazed, and as a result lakes became eutrophic and brown trout died
Correct Answer:
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