Exploring the Threats to Coral Reefs: A Dive into Biscayne Bay

The video explores the threats facing coral reefs globally, focusing on research in Biscayne Bay, Florida. It highlights the impact of water quality, salinity, and ocean pH on coral health. Marine biologist Ilsa Kuffner studies coral growth and degradation, emphasizing the role of coral bleaching and ocean acidification. The video concludes with potential solutions and the importance of mitigating pollution to support coral survival.

What is the primary focus of the expedition in South Florida?

• Mapping underwater caves

• Studying fish migration patterns

• Investigating threats to coral reefs

• Exploring marine biodiversity

What is Ilsa Kuffner's role in the research?

• Marine biologist studying coral reef degradation

• Oceanographer mapping sea currents

• Environmental activist promoting conservation

• Diver collecting marine samples

What is one of the main causes of coral bleaching?

• Excessive fishing

• Increased salinity

• Rising water temperatures

• Decreased sunlight

What happens to corals when they undergo bleaching?

• They grow faster

• They become more resistant to disease

• They expel symbiotic algae

• They change color to green

What is the process called by which corals build their skeletons?

• Photosynthesis

• Calcification

• Osmosis

• Respiration

How does ocean acidification affect coral skeletons?

• It has no effect

• It weakens them by reducing carbonate ions

• It makes them more colorful

• It strengthens them

What is a potential solution to help corals survive environmental changes?

• Building artificial reefs

• Reducing coastal pollution

• Introducing new coral species

• Increasing fishing activities