Blue Planet - The Deep

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Across
  1. 1. Fish that produces light to communicate or attract prey.
  2. 4. Type of fish that can inflate itself to scare predators.
  3. 7. Bioluminescent creature that produces its own light.
  4. 9. Vehicle used by scientists to explore the deep ocean.
  5. 10. Process by which deep-sea creatures produce light biologically.
  6. 11. Adaptation for blending in with surroundings.
  7. 12. Small but terrifying predatory deep-sea fish.
Down
  1. 2. General term for the ocean depths below the sunlight zone.
  2. 3. Small shrimp-like creatures forming the base of the deep-sea food chain.
  3. 5. Dead organic matter that sinks to the deep-sea floor.
  4. 6. The deep ocean is often called the ______ zone.
  5. 8. Fish with a hinged jaw that can swallow prey larger than itself.
  6. 9. Giant cephalopod found in the deep ocean.
  7. 13. Zone of the ocean where sunlight barely reaches.