gooseneck barnacle


Also found in: Dictionary, Thesaurus, Wikipedia.

gooseneck barnacle

[¦güs‚nek ′bär·ni·kəl]
(invertebrate zoology)
Any stalked barnacle, especially of the genus Lepas.
Mentioned in ?
References in periodicals archive ?
They determined the gooseneck barnacle coverage visually, for an area extending to 5 m on either side of every biomass sampling station, at three tidal levels within the barnacle belt.
The transects were located along the entire bandwidth of Pollicipes pollicipes occurrence, and according to its vertical distribution, in each transect, three different levels were surveyed [labeled as high (H), medium (M), and low (L)] at regular intervals between the mean lower low water and the upper level of the gooseneck barnacle occurrence bandwidth.
(2006b) [without gooseneck barnacle, coverage (0%); solitary individuals, coverage <5% (mean 2%); presence only inside cracks, small groups of barnacles, coverage 6%-15% (mean 10%); presence of relatively separated aggregates in rocks and cracks, coverage 16%-35% (mean 25%); presence of close aggregates (<0.5 m) in rocks and cracks, coverage 36%-65% (mean 50%); continuous coverage, very abundant in rocks and cracks, coverage 66%-100% (mean 75%)].
But days later, according to experts at the New Zealand Marine Sciences Society, it was found to be a large piece of driftwood which had become overrun by a species of gooseneck barnacles called Lepas anatifera.
However, the majority of biomass covering the boat consisted of gooseneck barnacles, which are native to Oregon as well as Asia, he said.
During the Middle Ages, many believed that the barnacle goose (Branta leucopsis) was produced by gooseneck barnacles. Thus, by mislabeling geese as seafood, it became acceptable to eat them on meatless Fridays.
The autonomous forms are represented by the acorn and gooseneck barnacles. The parasitic forms can be as small as a fraction of an inch in length, while the shell of the acorn barnacle Balanus psittacus reaches a height of about 8--10 inches.
Gooseneck barnacles also occupy vast areas along the shoreline, but many species are attached to floating objects, including driftwood, coconuts, nuts, seeds, tar, industrial debris, even discarded bottles and bits of household trash.
It was not radioactive but was covered with gooseneck barnacles that are a common intertidal species along the West Coast.
Out farther, in the middle intertidal zone, are the filter feeders--mussels and gooseneck barnacles clinging tenaciously to the wave-pounded rocks.