Did You Know?
Some sturgeon can live over 100 years!
Where They Live
Sturgeon live in rivers and lakes.
What They Eat
Sturgeon eat small fish and plants.
What sturgeon Does
Sturgeon swim in rivers and lakes.
They help keep the water clean.
They are food for some big fish.
People like to catch them for fun.
Some sturgeon are very rare now.
They can be found in many places.
More About sturgeon
Sturgeon have been around for a long time. They lived with dinosaurs! Some types of sturgeon are very old. They can grow to be very big and weigh a lot.
Sturgeon are important for rivers and lakes. They help keep the water clean. People also like to catch them for food and fun.
Some sturgeon are in danger. We need to help them stay safe. If we take care of rivers, sturgeon can live for a long time.
How Topics Connect
graph TD
A["Sturgeon Family (Acipenseridae)"] --> B["27 Species"]
A --> C["Five Genera"]
C --> D["Acipenser"]
C --> E["Huso"]
C --> F["Scaphirhynchus"]
C --> G["Sinosturio"]
C --> H["Pseudoscaphirhynchus"]
A --> I["Historical Fossils"]
I --> J["Late Cretaceous"]
I --> K["Early Jurassic"]
What Do These Words Mean?
Acipenseridae:A family of fish that includes sturgeons.
Cretaceous:A period in Earth's history that lasted from about 145 to 66 million years ago.
extinct:No longer existing or living.
subtropical:An area that is warm but not as hot as tropical regions.
genus:A group of related species in biology.
