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. Author manuscript; available in PMC: 2015 Feb 1.
Published in final edited form as: Harmful Algae. 2013 Dec 25;32:27–32. doi: 10.1016/j.hal.2013.09.008

Table 2.

Red Tide Knowledge Questions

1. What is the make up of Florida red tide?
2. What causes a Florida red tide
3. Is Florida red tide something new?
4. When can Florida red tides occur?
5. Florida red blooms cause: (impacts)
6. In the following list, identify human health symptoms related to Florida red tide exposure.
7. Is it safe to catch and eat fish during a Florida red tide?
8. Is it safe to harvest and eat shellfish such as clams, oysters, and mussels during a Florida red tide bloom?
9. Is it safe to swim during a Florida red tide bloom?
10. Is it safe to go to the beach during a Florida red tide bloom?
Knowledge Questions
   - Response options with correct answer(s) in bold
Healthy
Residents
% correct
Asthmatic
Residents
% correct
Healthy
Snowbirds
% correct
Asthmatic
Snowbirds
% correct
What is the make up of Florida red tide?
   - Algae, bacteria, virus, don’t know
58.12 51.49 58.18 56.67
What causes a Florida red tide?
   - Still unknown, weather, bacteria, fertilizer, pollution
29.91 29.70 23.64 30.00
Is Florida red tide something new?
   - Yes/ no
88.89 96.04 94.58 90.00
When can Florida red tides occur?
   - Year round, in winter, when water is warm, high tide
36.78 42.57 38.18 40.00
What does Florida red tide cause (impacts)?
   - Economic problems, weather changes, health problems, stinky beaches, dead fish
70.09 77.23 76.36 60.00
In the following list, identify human health symptoms related to Florida red tide exposure.
   - Sneeze, eye irritation, vomiting, respiratory irritation, throat irritation, coughing, headache, diarrhea
2.56 3.96 1.82 6.67
Is it safe to catch and eat fish during a Florida red tide?
   - Yes/no
18.8 14.9 12.7 13.3
Is it safe to harvest and eat shellfish such as clams, oysters, and mussels during a Florida red tide bloom?
   - Yes/no
59.8 63.4 69.1 56.7
Is it safe to swim during a Florida red tide bloom?
   - Yes/no
18.0/65.8 25.7/56.4 20.0/58.2 6.7/56.7
Is it safe to go to the beach during a Florida red tide bloom?
   - Yes/no
55.6/26.5 47.5/38.6 47.3/38.2 40.0/36.7