Many of the newest aquariums are located next to an ocean,bay,or river.They have huge water tanks.Some tanks are big enough to hold sharks and other large fish.Some aquariums have a passageway at the bottom of a huge tank.The passageway is made of thick,clear plastic.When you walk through the tunnel,you see fish swimming on both sides of you and even above you.What a cool way to watch fish!
Sea life in an aquarium looks very real.Many tropical fish live on colorful coral reefs.The reefs are made of tiny animals called corals.A tropical fish tank may look just like a coral reef.The tropical fish feel right at home in this tank.
You can do many things at a big aquarium.You can watch and learn how sea animals live.You can learn about dangers they might face.You can learn about kinds of pollution that could harm sea animals.You can even watch dolphins put on shows at some aquariums.
Scientists work at many big aquariums.The scientists study fish.They want to know how to protect life in the sea.
Creating a Home Aquarium