collocation · academic
trophic cascade
UK/ˈtrɒfɪk kəˈskeɪd/US/ˈtrɑːfɪk kəˈskeɪd/TRO·phic kə·SKADE
A chain reaction in an ecosystem where changes to one species lead to cascading effects on many others.
Examples
“When top predators decline, a trophic cascade can alter vegetation and prey populations.”
“The reintroduction of wolves triggered a trophic cascade that restored riverbank vegetation.”
“Researchers documented a trophic cascade after the invasive fish wiped out native grazers.”
Band 8 sentence
“When wolves were reintroduced, the resulting trophic cascade helped restore the riverine vegetation and changed herbivore behaviour.”
Collocations
- cause a trophic cascade
- trigger a trophic cascade
Word family
Common mistakes
food chain effect→trophic cascade
thác dinh dưỡng→trophic cascade
Say it for a higher band
5chain reaction→6chain reaction in an ecosystem→7+trophic cascade
Synonyms
domino effect
Easily confused
food web
“The lake's food web was severely altered after the invasive species arrived.”
Related words
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In Nature & Animals
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