Mossy Chiton

mopalia muscosa

The Mossy Chiton is a fascinating creature that clings to rocks in the ocean. Its shell is covered in tiny, colorful algae that help it blend in with its surroundings!

Habitat: Coastal rocky shores and tide pools.

Appearance

The Mossy Chiton has an oval, flattened body covered by eight overlapping shell plates. These plates are often dull green, brown, or black, heavily textured with fine bristles and algae, making it appear mossy. This natural texture helps it blend perfectly with its rocky surroundings.

KingdomAnimaliaPhylumMolluscaClassPolyplacophoraOrderChitonidaFamilyMopaliidaeGenusMopalia
Mossy Chiton
solitary trait badgecamouflaged trait badgeherbivorous trait badgeaquatic trait badge
Mossy Chiton

Category

Invertebrate

Rarity

Common

Danger

0/5 · No known danger

Snaps

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Interesting facts

Despite having eyes, chitons can 'see' light and dark with hundreds of tiny light sensors on their shells!

If flipped over, a Mossy Chiton can slowly right itself by wiggling its powerful muscular foot.

Its 'teeth' are among the hardest biological materials, containing magnetite, a magnetic mineral!

They can live in the same spot for many years, slowly grazing on the same patch of rock.

Special abilities

Ability

Super Suction

Mossy Chitons can firmly grip rocks with a strong foot, which helps them resist powerful waves and predators.

Ability

Living Armor

It has eight articulated shell plates that overlap, allowing it to flex its body to fit tight crevices for safety.

Ability

Rock Scraper Tongue

Mossy Chitons have a radula, a ribbon-like tongue lined with incredibly hard teeth, to scrape algae off rocks.

Ability

Rocky Camouflage

Its textured, bristly shell grows algae, which helps it perfectly blend in with surrounding rocks, hiding from hungry birds.

Measurements & details

Length
5-10
Weight
5-30
Lifespan
5-15
Shell Plates
8

Diet & Feeding

They munch on tiny plants and algae that grow on rocks, using their special scraping 'tongue'.

Primary Foods

  • diatoms
  • green algae
  • red algae
  • microscopic plants

Foraging Method

  • Grazing

Ecological connections

eaten by

ochre sea star

Pisaster ochraceus

A common predator in tide pools.

eaten by

red rock crab

Cancer productus

Crabs may dislodge and consume chitons.

depends on

ribbed limpet

Lottia digitalis

Often shares rocky surfaces and food sources.

eats

sea lettuce

Ulva lactuca

Consumes this common green algae.

Traits

Also known as

Algae ChitonMoss ChitonRock Chiton

Collections

Safety

Danger

0/5 · No known danger

No special safety notes yet.

Frequently Asked Questions

How long is Mossy Chiton?

5-10

How much does Mossy Chiton weigh?

5-30

How long does Mossy Chiton live?

5-15

What does Mossy Chiton eat?

They munch on tiny plants and algae that grow on rocks, using their special scraping 'tongue'.

Where is Mossy Chiton usually found?

Coastal rocky shores and tide pools.

How does Mossy Chiton hunt?

Grazing

What is the shell Plates of Mossy Chiton?

8

Snap Map

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Where to spot

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