What Iconic movie came out that gave sharks a bad rap?
Jaws
What is a shark and ray's 6th sense?
Special, electrically sensitive organs called ampullae of Lorenzini allow sharks (and skates and rays) to detect very faint electric charges. Great whites can sense a charge as weak as one millionth of a volt.
The largest shark to ever live was?
Megalodon
What are shark and ray's biggest threats to their overall population?
OVERFISHING
Sharks, rays, and skates belong to this subclass.
Elasmobranchs.
Steve Erwin was killed in self-defense by this animal.
Stingray
This type of ray has the largest brain to size ratio in any cold blooded fish.
Manta Ray
What is the newest shark to evolve?
Epaulette Shark
What is something simple you can do to help prevent the decline of our oceans?
be mindful of your actions
recycle
beach cleanups
educate others on the ocean's importance
(various other things can be done as well)
The best time to look for shark teeth is?
Low tide
Galeophobia was instilled by Hollywood, what is it?
fear of sharks
How many shark species are there on Earth currently?
530
Sharks have survived how many mass extinction events?
5
What fraction of coral dwelling sharks and rays are endangered?
2/3
Another name for shark eggs is?
mermaid's purse
List the species and the character names for the three sharks in Finding Nemo.
Great White- Bruce
Mako- Chum
Hammerhead- Anchor
Technique to allow some sharks and rays to remain motionless for long periods of time and ambush their prey.
buccal pumping
Sharks were nearly wiped out how many million years ago? (90% died)
19 million years ago
Global Sharks and Rays Initiative is what?
An ambitious 10-year global strategy to halt the decline of sharks and rays. Was released in February 2016.
A group of sharks is called what?
Shiver
When did the first Jaws movie come out?
1975
How do shark behavior change during the full moon based off grey reef sharks in Palau, Micronesia
showed that sharks dive deeper during a full moon than at any other time in the lunar cycle. Jump to references. This "lunatic" behavior is thought to be tied to similar diving behavior exhibited by the shark's prey — meaning that sharks are following their food source.
About how long ago did sharks evolve?
455 million years ago
How many sharks are killed every year vs the number of people killed by sharks.
over 100 million sharks, that's 100,000,000+ sharks
2023 = 14 confirmed fatalities, 63 attacks
How can you determine the age of sharks?
Count the rings on their vertebrae