Conch

Developmental larval stages

2 lobes 4 lobes 6 lobes

How long does it take for a conch to mature and be able to reproduce

3 and 1/2 - 4 yrs old

How long does an egg take to hatch after being laid

3 days

How many eggs does an egg mass contain

300,000-500,000

Threatened

A species that would is not yet endangered however its population is decreasing so rapidly that it may become endangered

Function of cilia found on larva

Bring about movement

Ommatophores

Eye stalks- tip of each eyestalk contains a large, well-developed lensed eye, with a black pupil and a yellow iris and a small slightly posterior sensory tentacle.[14][27] Amputated eyes completely regenerate.[3

Egg grove

Female reproductive organ

Operculum

Found on foot dark brown, corneous, sickle-shaped

Ways juvenile conch can be distinguished from adult conch

Juvenile - conch shells lack flared lips, have simple sharp, thin shells

Foot

Large and powerful, has an operculum

Proboscis

Located between the eyes

Snout

Long, extensible

Verge

Male reproductive organ

Structure responsible for making conch's shell

Mantle

Aperture

Opening

Radula

Resembles the tongue in the mouth a tough ribbon covered in rows of microscopic teeth

Regulations

Shell lip must be flared Shell lip must be a certain thickness Certain areas are protected where queen conch cannot be caught

Scientific name for Queen Conch

Strombus Gigas

Name given to larvae of conch

Veliger

Structure that shows that conch is sexually mature

Thick flared shell

How do conch protect themselves from predators

Use their shells and foot to repel predators