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Lightning Whelk
ExploreInvertebrate
Lightning Whelk
Sinistrofulgur sinistrum
The Lightning Whelk is a special sea snail with a beautiful spiral shell. It lives in sandy areas along the coast and is known for its unique left-handed shell twist!
Habitat: Coastal areas
Appearance
The Lightning Whelk has a distinctive left-twisting, conical shell, usually greyish-white or tan, adorned with dark purplish-brown 'lightning bolt' streaks. Its aperture is large and oval.
KingdomAnimaliaPhylumMolluscaClassGastropodaOrderNeogastropodaFamilyBusyconidaeGenusSinistrofulgur
Category
InvertebrateRarity
Common
Danger
1/5 · Very low
Snaps
Be the first to snap!
Interesting facts
Empty whelk shells often become homes for hermit crabs, giving them a safe place to live!
Lightning Whelks lay their eggs in long, papery strands that look like a string of discs!
The zigzag stripes on its shell look just like lightning, giving it its awesome name!
This whelk is a 'lefty'! Its shell twists counter-clockwise, which is super rare for snails!
Special abilities
Ability
Twisted Shell Shield
Lightning Whelk has a unique left-twisting shell that makes it difficult for right-handed predators to open or hold them.
Ability
Protective Door
Lightning Whelk can retract its soft body into its shell and close a hard 'door' (operculum) that helps them stay safe from danger.
Ability
Burrowing Power
Lightning Whelk can quickly dig into sandy seafloors using its strong muscular foot, which helps them hide from predators and ambush prey.
Ability
Shell-Prying Strength
Lightning Whelk uses its powerful foot to pry open the shells of clams and oysters, helping them get to their tasty meal inside.
Measurements & details
- Length
- 40 cm
- Weight
- 700 g
- Lifespan
- 10 years
Diet & Feeding
A mighty hunter, this sea snail uses its powerful foot to pry open shellfish for a tasty meal!
Primary Foods
- hard clams
- oysters
- razor clams
- other bivalves
Foraging Method
- Pursuit
Ecological connections
eats
Hard Clam
Mercenaria mercenaria
a primary food source for the whelk
eats
Eastern Oyster
Crassostrea virginica
another favorite meal for the whelk
eaten by
Blue Crab
Callinectes sapidus
crabs may prey on smaller or injured whelks
eaten by
Loggerhead Sea Turtle
Caretta caretta
sea turtles can crush and eat whelk shells
Traits
Solitary
Solitary animals live alone for most of their lives, only interacting with others for mating or parental care.
Burrowing
Burrowing animals dig tunnels and chambers in the ground, using these subterranean structures for shelter, hunting, or breeding.
Colorful
Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
Coastal
Coastal habitats are dynamic environments located along the interface between land and sea, influenced by tides, waves, and saltwater.
Carnivorous
This trait identifies organisms whose diet consists entirely or primarily of animal tissue.
Giant
Giant describes organisms or objects of significantly larger size than average for their species or type.
Marine
Marine habitats encompass all saltwater environments of the Earth's oceans, supporting an immense diversity of aquatic life.
Also known as
No aliases listed yet.
Collections
Safety
Danger
1/5 · Very low
Be careful when exploring the beach; always watch where you step!
Frequently Asked Questions
How long is Lightning Whelk?
40 cm
How much does Lightning Whelk weigh?
700 g
How long does Lightning Whelk live?
10 years
What does Lightning Whelk eat?
A mighty hunter, this sea snail uses its powerful foot to pry open shellfish for a tasty meal!
Where is Lightning Whelk usually found?
Coastal areas
How does Lightning Whelk hunt?
Pursuit
Snap Map
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Recent Snaps
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