Nomura's Jellyfish Quiz

The Nomura's Jellyfish

• A giant jellyfish species is impacting the Sea of Japan.
• Fishing nets and fish are overwhelmed by the large numbers.
• This is a real-world problem, not science fiction.
• This type of jellyfish is a major concern.

A Huge Jellyfish

• Jellyfish are invertebrates (no backbone).
• The Nomura's jellyfish is one of the largest species.
• They can weigh up to 450 pounds.
• Its body can be six feet wide, with long tentacles.
• Develops quickly from a rice-grain size to full grown in a year.

Feeding and Defense

• The Nomura's jellyfish has many small mouths.
• Plankton are the food source.
• Plankton are tiny plants/organisms that drift in the ocean.
• Its soft body is vulnerable to larger predators.
• It has stingers (nematocysts) that inject toxins.
• Protective stingers also help some smaller fish avoid larger predators.

Human Impact

• Millions of people get stung by Nomura's jellyfish annually.
• The stings can cause pain, swelling, or death.
• The Japanese government has formed a response group.

Test your knowledge about the Nomura's jellyfish, a giant species impacting marine life in the Sea of Japan. Learn about its size, feeding habits, and the effects on humans and the ecosystem. This quiz covers various aspects of this fascinating yet concerning creature.