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Recent findings show bigmouth buffalo fish have perplexingly long lives and appear to get healthier as they age. But scientists are worried their population is about to crash.

Beaches near the city of Osorno in southern Chile have closed due to swarms of jellyfish populating the shores. At least 40 people have reported being stung by the tiny jellyfish.

During a recent water quality check, a Carver County Water Management Organization staff member encountered swarms of gold and black fish in the water of the Grace Chain of Lakes in north Chaska.