Exploration of the Pierce River Cave

Divers explore the mysterious Pierce River in New Zealand, facing extreme conditions in a deep, cold water cave. Despite challenges like strong currents and low temperatures, a team led by Richard Harris achieved a record depth. Safety measures are crucial to prevent risks like decompression sickness. The expedition also uncovered potential new species, offering unique scientific insights.

What are divers searching for in the underground river?

• Gold deposits

• Lost treasure

• Mysterious source and new life forms

• Ancient artifacts

Where is the Pierce River located?

• South Island of New Zealand

• North Island of New Zealand

• Antarctica

• Australia

What makes the Pierce River cave unique?

• It is the warmest cave in the world

• It is possibly the deepest cold water cave

• It is a volcanic cave

• It is the largest cave in Europe

Who led the recent expedition to the Pierce River cave?

• Craig Chalen

• Richard Harris

• James Cameron

• Jacques Cousteau

What is a major risk for divers in the Pierce River cave?

• Shark attacks

• Carbon dioxide poisoning

• Avalanches

• Lightning strikes

What is decompression sickness also known as?

• The chills

• The shakes

• The bends

• The sweats

What safety measure do divers use to avoid decompression sickness?

• Wearing thicker wetsuits

• Using habitats at different depths

• Diving in pairs

• Carrying extra oxygen tanks

What did Craig Chalen experience during his record-breaking dive?

• A sudden drop in temperature

• A shark encounter

• Equipment failure

• Erratic breathing

Why do explorers keep returning to the Pierce River cave?

• To find gold

• To solve the mystery of the river's source

• To map the entire cave

• To train for other expeditions

What new discovery has been made in the Pierce River cave?

• A possible new species of amphipod

• A new type of mineral

• An ancient shipwreck

• A hidden city