sharks p 8-13 Flashcards
what is the third largest shark in the ocean
great white shark
what is the largest predatory fish in the ocean
great white shark
1 attacker of humans
great white shark
great white shark swimming av speed
15 mph
great white shark attacking speed
35 mph
fastest shark in the world and what speed
mako shark 45 mph
great whites live everywhere except
Antarctica
great white sharks are mainly located
south africa
what migration pattern do great whites follow
seals
a great white named nicole was recorded traveling how many km in one season
20,000 km
how many teeth do great white sharks have at any given time
300 teeth
great white sharks favorite prey
seals and sea lions
what is the second largest fish in the ocean
basking sharks
what shark has the largest gills
basking sharks
what shark has the largest mouth
basking shark
what shark has the largest liver
basking shark
what kind of feeder are basking sharks
filter feeders
how many teeth do basking sharks have on average
1200 teeth
are female or male great white sharks larger
female
what shark has the smallest teeth
basking shark
how much water do basking sharks filter every hour
6000 Liters
what is the basking sharks favorite prey
plankton
in basking sharks who is larger, male or females
males
how long do female basking sharks spend pregnant
36 months
how long are basking shark babies when they are born
6 ft
what sharks have the longest pectoral fins
blue sharks
most hunted sharks
blue sharks
what are blue sharks fins sold for
shark fin soup
what us the secojnd fastest shark in the world and how fast
blue sharks 43 mph
where are blue sharks found
Mediterranean
how often do blue sharks teeth get replaced
8-15 days
blue sharks favorite prey
cephalopods
blue sharks predators
mako sharks , great whites, and tiger sharks
how much thicker are female blue sharks skin and why
3x to withstand the bites of males
what shark has the fastest growth rate
blue sharks
what is another name for tiger sharks
leopard sharks
what are tiger sharks named after
dark vertical stripes or spots on their body
what shark is found in tropical waters
tiger shark
are tiger fish social and when are they seen together
solitary creatures only meeting up for mating
what shark is the number 2 attacker of humans
tiger shark
what shark has a strong enough bite force to break a turtles shell
tiger shark
what is the tiger sharks favorite food
seaturtles
what shark was found with a crocodile head in its stomach
tiger shark
how often do tiger sharks mate
once every three years
what park of a tiger shark do we use and what do we use it for
the skin is used to make traditional hawaiian drums
where do hammerheads get their name
their distinct head
what do hammerhead eyes position allow them to have
360 vision
what do hammerheads do when threatened
point down pectoral fins and arch their back
what do hammerheads do when in submission
shaking its head from side to side
what do hammerheads do when asserting dominance
corkscrew upward spinning
what is a hammerheads favorite prey
stingrays
where do hammerheads swim during the day
open waters
where do hammerheads swim at dusk
shores
are hammerhead males or females purely solitary
males
what gender and type of shark forms shoals
female hammerheads - for social interaction
why do male hammerheads swim into female shoals and what shape do they swim in
they swim in an s shape to signal they are ready to mate
how do hammerheads mate
males curl tails around the female
where do hammerheads give birth
near shores
what are bull sharks named for
the way they attack prey
what shark has the best hearing
bull sharks
what is the only shark that can travel into freshwater
bull shark
what shark is the number three attacker of humans
bull shark
what shark is found in the chesapeake bay
bull shark
what is the bull sharks favorite prey
catfish
what do female bull sharks do to show readyness to mate
arc their tails up
where do bull sharks give birth
freshwater systems and estuaries - they will stay there until they are adults
how do cookie cutter sharks get their name
they use their teeth to cut a circular shape of flesh from their prey
which shark has green eyes
cookie cutter shark
where are cookie cutter sharks found
around islands like hawaii
cookie cutter sharks have what located on their ventral side
bio luminescent photophores
where do cookie cutter sharks go when they feed and what time of day
they migrate to the surface at night
what kind of feeder are cookie cutter sharks
parasitic
what is the only parasitic shark
cookie cutter shark
why do cookie cutter sharks swallow their teeth
to preserve and recycle calcium to grow more teeth
what shark is known to attack the sonar domes of submarines and why
cookie cutter sharks mistake them as whales because they also use them as echolocation
what kind of body type do skates and rays have
flattened bodies for their bottom dwelling lifestyle
what are spiracles
openings for passage of water
where are skates and rays gills located
ventral side
what animal has pavement like teeth
skates and rays
how do skates and rays swim
by moving their elongated pectoral fins
do skates or rays have rounded bodies
skates
do skates or rays have a diamond shaped body
rays
what animal ripples fins iin a wavelike motion
skates
what kind of tails do skates have
small and thick lacking poisonous barbs and spines
How do rays swim
Moves fins up and down
what do rays tails look like
long tails some have poisonous barbs or spines e
how do rays reproduce
ovoviviparous
how do skates reproduce
oviparous
what do electric rays have in their head
electric organs
why do rays offspring have sheath covered spines
so they dont kill the mother
what did greeks and romans use and why
electric rays to cure headaches
what are examples of chimaeras
ratfish rabbitfish spookfish
what fish has large pointed heads and a beak
chimaeras
what are chimaera gills protected by
operculum
what do chimaeras use to take in water
nose
what species has a venomous spine
chimaeras
where do males keep their secondary reproductive organ and what it called
on their forehead called the tentaculum
how many volts do electric rays emit
200