Variegated Sea Urchin
ExploreInvertebrate
Variegated Sea Urchin
lytechinus variegatus
The Variegated Sea Urchin is a spiky creature found in the ocean. Its colorful shell can have patterns of purple, green, and blue!
Habitat: Shallow waters of the Atlantic Ocean, often found in coral reefs and rocky areas.
Appearance
The Variegated Sea Urchin has a round, globe-like body often colored white, green, or even purple. It is covered in numerous short, blunt spines that can vary in hue, making it look speckled. Some individuals might even carry small shells or debris on their top.
KingdomAnimaliaPhylumEchinodermataClassEchinoideaOrderCamarodontaFamilyToxopneustidaeGenusLytechinus
Category
InvertebrateRarity
Common
Danger
1/5 · Very low
Snaps
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Interesting facts
Each spine is attached to a ball-and-socket joint, allowing it to move in any direction!
Its mouth is on its underside, but its waste comes out of a tiny hole on its top!
They use tiny, clear suction-cup feet to hold onto the seafloor, even upside down!
When it reproduces, it releases millions of tiny eggs and sperm right into the ocean water.
Special abilities
Ability
Ocean Grazer
Variegated Sea Urchins have a special mouthpart called Aristotle's lantern that helps them scrape algae off surfaces with five sharp teeth.
Ability
Debris Defender
Variegated Sea Urchins can pick up and hold bits of shell or seagrass that helps them create a physical shield against predators.
Measurements & details
- Average Size
- 7 cm
- Average Lifespan
- 8 years
Diet & Feeding
These spiky grazers nibble on plants and tiny bits of decaying matter found on the seafloor.
Primary Foods
- macroalgae
- microalgae
- seagrass
- detritus
Foraging Method
- Grazing
Ecological connections
eaten by
Nine-armed sea star
Luidia senegalensis
This sea star hunts and consumes Variegated Sea Urchins.
eaten by
Sharpnose puffer
Canthigaster rostrata
Pufferfish have strong beaks to crack open sea urchin tests.
eats
Turtle grass
Thalassia testudinum
Sea urchins graze on the blades of this common seagrass.
Traits
Solitary
Solitary animals live alone for most of their lives, only interacting with others for mating or parental care.
Colorful
Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
Herbivorous
This trait characterizes organisms whose diet consists entirely or primarily of plant material.
Aquatic
Aquatic habitats encompass environments where organisms live predominantly in water, including oceans, rivers, lakes, and wetlands.
Marine
Marine habitats encompass all saltwater environments of the Earth's oceans, supporting an immense diversity of aquatic life.
Also known as
Green Sea UrchinRainbow UrchinTropical Sea Urchin
Collections
Safety
Danger
1/5 · Very low
Do not touch without adult supervision, as their spikes can be sharp.
Frequently Asked Questions
How big is Variegated Sea Urchin?
7 cm
How long does Variegated Sea Urchin live?
8 years
What does Variegated Sea Urchin eat?
These spiky grazers nibble on plants and tiny bits of decaying matter found on the seafloor.
Where is Variegated Sea Urchin usually found?
Shallow waters of the Atlantic Ocean, often found in coral reefs and rocky areas.
How does Variegated Sea Urchin hunt?
Grazing
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