"Mountain in the Sea"/"Filming Secrets"


1. How far is Cocos Island from the west coast of Costa Rica?
100 miles
200 miles
300 miles
400 miles
2. What fish cleans parasites off of Hammerhead sharks?
Skipjack Tuna
Bigeye Jacks
Marbled Rays
Barberfish
3. Are male frogfishes smaller or larger than females?
smaller
larger
4. When defending their territory, female signal blennies eyes change color from red to what color?
purple
blue
green
white
5. What do Manta Rays feed on?
algae
plankton and small fishes
hermit crabs
sea urchins
6. How long did it take Howard Hall and his crew to film "Secrets of the Ocean Realm"?
1 month
6 months
1 year
2 years
7. Howard and Bob use space-age "rebreathers" instead of convential scuba tanks so they can stay underwater for how long?
3 hours
6 hours
9 hours
12 hours
8. Does the film crew uses a tripod underwater?
yes
no
9. What do Howard and Bob use to sneak up on shy hammerhead sharks?
cat-like movements
rugged good looks
swimming skills
rebreathers
10. How do dolphins detect fishes below the sand?
use sight
use smell
use echolocation
use taste


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