The passage which states the central idea in Underwater Robot Vacuums Up Lionfish is the one first paragraph that states that although the Lionfish has become an invasive species, the underwater robot will help to control their activities, thus protecting the reef.
<h3>Who Wrote the Article "Underwater robot vacuums up lionfish"?</h3>
The above article was written by Kathryn Hulick and published in an online science blog for students.
The article focuses on how technology is being used to protect and preserve the ecosystem of the coral reef.
The coral reef is a large underwater structure that is home to a vast number of aquatic life.
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