barnacle

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barnacle

the common name for any of the CRUSTACEAN class Cirripedia, most of which are SESSILE, grow on rocky substrates, and have a CALCAREOUS outer covering.

barnacle

an adult cirripede that lives attached to fixed objects; an aquatic member of the subclass Cirrepedia of the class Crustacea.
References in periodicals archive ?
It is well documented in the literature that the infection by rhizocephalan parasite inhabits moulting in crabs which makes infected crab an ideal host for epizoic barnacles (Phillips and Cannon, 1978).
Here we perform a refined morphological analysis to investigate whether cyprids of balanomorphan barnacles from hard-bottom habitats possess similar antennular structure or vary in a way that could be correlated with differences in settlement biology.
Witnesses on Muriwai Beach described similar wormlike creatures emerging from the shells or barnacles on what was a similarly shaped large object.
She said: "Goose barnacles are filter feeders that live attached to hard surfaces of rocks and flotsam in the ocean intertidal zone.
David Robinson, the assistant aquarium operations manager at the aquarium in Burj Al Arab, , said: "Each year there are Hawksbills turtles, which is an endangered species, that wash up on the shores with barnacles on them.
Baverstock said people should not try to remove the barnacles as it requires special skills.
2012) study the effect of some environmental factors on the density of the adult of the barnacles south of Iraq and they found a positive relationship between adult density and salinity, pH and dissolved oxygen in water, while an inverse relationship between adult density and water temperature.
The shear force required to remove barnacles from test panels was quantified at the field test site using a digital force gage (IMADA DS2-50N) according to the ASTM standard D5618-94.
Children will love joining Captain Barnacles |for an action-packed Octonauts adventure
After 45-minute sessions, four times a week for three months, more than 5,000 sites in muscle cells from the exercised leg had new barnacle patterns.
Seventeen, then twenty-four, then forty-nine barnacles.
The first barnacle appears two inches to the left of her navel.