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The Biggest Fish in the World: Giants of the Ocean and Rivers

The Whale Shark holds the record at 12+ meters and 21 tons. Ocean Sunfish (Mola Mola) is the heaviest bony fish at 2,300...

Coral Reef Fish: A Guide to the Most Colorful Species

Coral reefs host 25% of all marine species despite covering less than 1% of the ocean floor. Parrotfish produce sand and...

Deep Sea Fish: Bizarre Creatures of the Abyss

Below 200 meters, sunlight vanishes and pressure becomes crushing. Anglerfish use bioluminescent lures in total darkness...

Endangered Fish: Overfishing, Habitat Loss, and What We Can Do

90% of large predatory fish are gone from the ocean. Bluefin Tuna at 3% of historic numbers. Sharks killed at 100 millio...

Freshwater vs Saltwater Fish: Key Differences Explained

41% of all fish species live in freshwater despite it being only 0.01% of Earth water. Saltwater fish drink constantly a...