Noise Pollution
Name two things that can cause noise pollution.
Ships, mining, construction, seismic surveys, etc.
What type of algae should you look out for on the beach?
Red algae, Pseudo-nitzschia
Name a deep-sea ecosystem we've discussed before.
Whale-falls, hydrothermal vents, abyssal plains
What creates the most man-made noise pollution and why?
Seismic surveys, because they are designed to send sound waves through the ocean
What is the name of the toxin that makes the algae toxic?
Domoic Acid
What man-made item pollutes the ocean the most?
Plastic
Where is the deepest trench located?
The Mariana Trench is located in the Pacific off the coasts of the Philippines, Japan, and Taiwan.
Name two ways noise pollution can be harmful to ocean animals.
Physiological effects, behavioral impact, hindering communication
What are the symptoms an animal has been affected by the toxin?
Death. Seizures, brain damage -> overall strange behavior
What is the biggest garbage patch in the ocean?
The Great Pacific Garbage Patch
True or False: All anemones sting.
True!
What is a non man-made noise pollutant?
Earthquakes, natural disasters, weather
What factors are contributing to harmful algae growth?
Climate change, stagnant water, rising sea levels, nutrient run-off
What animals die the most due to pollution?
Seabirds
What is the defining feature of the thresher shark?
Its long tail that the shark uses to whip its prey into shape
What industry is most responsible for utilizing seismic surveys?
The oil and gas industry
Are toxic algae outbreaks natural phenomena?
Yes! But there's been an increasingly unnatural and unhealthy growth of them the past years.
About how many marine animals die each year due to plastic pollution?
100,000 to 1 million
Why was the CEO of OceanGate really dumb?
Because he denied the Passenger Safety Act and took and idiotically took an unsafe submersible down to view the Titanic for fun