Causes
Location
Pigmentation
Toxins
Environmental factor
100

It causes sea level rise, coral bleaching, ice sheet melting, hurricanes

Warm ocean surface temperatures

100

A state that is surrounded by water on three sides also known as a peninsula

Florida 

100

It know as the most common pigment for red tide

Red

100

It's the most potent toxin

Brevetoxin

100

What water temperature does red tide thrive at?

Warmer temperatures between 60 and 86 degrees

200

Nutrients added to water can cause algae growth

Nutrient pollution

200

This place is located in the U.S., where you're able to surf, and it has a moderate climate.

California coast

200
What color has brackish water in it

red and brown 

200

This toxin is carbamate alkaloid neurotoxins produced by red tide

Saxitoxins

200

What affects the growth of algae?

Salinity levels

300

Somthing due to lower evaporation and melting of ice.

 Low salinity

300

Red tides occur from August through February in this location

Texas coast

300

Red tides come in how many colors?

6 colors

300

What does domoic acid produce?

Pseudo-nitzschia australis

300

What does some red tides need to grow?

They require sunlight 

400

There are no significant waves and the water is not moving very much.

Calm Seas

400

It's considered the 3rd largest country

China
400

what causes pigmentation?

 Dinoflagellates

400

What does domoic acid cause?

leads to nausea, vomiting, and diarrhea

400

How do ocean currents trigger a red tide

It causes an up welling of nutrients from the bottom of the ocean.

500

This is something that happens in the summer months

Rain followed by sunny days

500

What is the state of Rio De Janeiro that also has red tide

Brazil 

500

Dinoflagellates turn the water what colors?

Deep red, brown, or an orange color

500

These two toxins are considered neurotoxins

Saxitoxin and Brevetoxin

500

What nutrients feed red tides?

animal waste and human waste fertilizer sources