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35 relations: Animal, Asteriidae, Barnacle, British Columbia, Calcareous, Calcium carbonate, California mussel, Chiton, Circumesophageal nerve ring, Decapoda, Dioecy, Echinoderm, Evasterias troscheli, Forcipulatida, Ganges, British Columbia, Intertidal zone, Johann Friedrich von Brandt, Keystone species, Limpet, Mytilus trossulus, New Scientist, Ocean acidification, Pacific Ocean, Parts-per notation, Pisaster, Pisaster brevispinus, Pisaster giganteus, Plankton, Predation, Robert T. Paine (zoologist), Sea urchin, Sexual dimorphism, Snail, Starfish, Zoology.
Animal
Animals are multicellular eukaryotic organisms that form the biological kingdom Animalia.
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Asteriidae
The Asteriidae are a diverse family of Asteroidea (sea stars) in the order Forcipulatida.
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Barnacle
A barnacle is a type of arthropod constituting the infraclass Cirripedia in the subphylum Crustacea, and is hence related to crabs and lobsters.
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British Columbia
British Columbia (BC; Colombie-Britannique) is the westernmost province of Canada, located between the Pacific Ocean and the Rocky Mountains.
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Calcareous
Calcareous is an adjective meaning "mostly or partly composed of calcium carbonate", in other words, containing lime or being chalky.
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Calcium carbonate
Calcium carbonate is a chemical compound with the formula CaCO3.
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California mussel
The California mussel (Mytilus californianus) is a large edible mussel, a marine bivalve mollusk in the family Mytilidae.
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Chiton
Chitons are marine molluscs of varying size in the class Polyplacophora, formerly known as Amphineura.
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Circumesophageal nerve ring
A circumesophageal or circumpharyngeal nerve ring is an arrangement of nerve ganglia around the esophagus/ pharynx of an animal.
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Decapoda
The Decapoda or decapods (literally "ten-footed") are an order of crustaceans within the class Malacostraca, including many familiar groups, such as crayfish, crabs, lobsters, prawns, and shrimp.
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Dioecy
Dioecy (Greek: διοικία "two households"; adjective form: dioecious) is a characteristic of a species, meaning that it has distinct male and female individual organisms.
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Echinoderm
Echinoderm is the common name given to any member of the phylum Echinodermata (from Ancient Greek, ἐχῖνος, echinos – "hedgehog" and δέρμα, derma – "skin") of marine animals.
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Evasterias troscheli
Evasterias troscheli is a species of starfish in the family Asteriidae.
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Forcipulatida
The Forcipulatida are an order of sea stars, containing three families and 49 genera.
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Ganges, British Columbia
Ganges, British Columbia is an unincorporated community on Salt Spring Island in the province of British Columbia, Canada.
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Intertidal zone
The intertidal zone, also known as the foreshore and seashore and sometimes referred to as the littoral zone, is the area that is above water at low tide and under water at high tide (in other words, the area between tide marks).
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Johann Friedrich von Brandt
Johann Friedrich von Brandt (25 May 1802 – 15 July 1879) was a German naturalist, who worked mostly in Russia.
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Keystone species
A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance.
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Limpet
Limpets are aquatic snails with a shell that is broadly conical in shape and a strong, muscular foot.
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Mytilus trossulus
Mytilus trossulus, the bay mussel or foolish mussel, is a medium-sized edible marine bivalve mollusc in the family Mytilidae.
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New Scientist
New Scientist, first published on 22 November 1956, is a weekly, English-language magazine that covers all aspects of science and technology.
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Ocean acidification
Ocean acidification is the ongoing decrease in the pH of the Earth's oceans, caused by the uptake of carbon dioxide from the atmosphere.
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Pacific Ocean
The Pacific Ocean is the largest and deepest of Earth's oceanic divisions.
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Parts-per notation
In science and engineering, the parts-per notation is a set of pseudo-units to describe small values of miscellaneous dimensionless quantities, e.g. mole fraction or mass fraction.
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Pisaster
Pisaster is a genus of Pacific sea stars that includes three species, P. brevispinus, P. giganteus, and P. ochraceus.
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Pisaster brevispinus
Pisaster brevispinus, commonly called the pink sea star, giant pink sea star, or short-spined sea star, is a species of sea star from the northeast Pacific Ocean.
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Pisaster giganteus
Pisaster giganteus, the giant sea star or giant spined star, is a species of sea star that lives along the western coast of North America from Southern California to British Columbia.
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Plankton
Plankton (singular plankter) are the diverse collection of organisms that live in large bodies of water and are unable to swim against a current.
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Predation
Predation is a biological interaction where a predator (a hunting animal) kills and eats its prey (the organism that is attacked).
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Robert T. Paine (zoologist)
Robert Treat "Bob" Paine III (April 13, 1933 – June 13, 2016) was an American ecologist, who spent most of his career at the University of Washington.
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Sea urchin
Sea urchins or urchins are typically spiny, globular animals, echinoderms in the class Echinoidea.
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Sexual dimorphism
Sexual dimorphism is the condition where the two sexes of the same species exhibit different characteristics beyond the differences in their sexual organs.
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Snail
Snail is a common name loosely applied to shelled gastropods.
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Starfish
Starfish or sea stars are star-shaped echinoderms belonging to the class Asteroidea.
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Zoology
Zoology or animal biology is the branch of biology that studies the animal kingdom, including the structure, embryology, evolution, classification, habits, and distribution of all animals, both living and extinct, and how they interact with their ecosystems.
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Redirects here:
Ochre Sea Star, Ochre sea star, Purple Sea Star, Purple sea star.
References
[1] https://en.wikipedia.org/wiki/Pisaster_ochraceus
