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Topic: Sea anemone


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In the News (Sat 26 Dec 09)

  
  Sea Anemone, Sea Anemone Information
The tentacles protect the anemone and catch its food; they are studded with microscopic stinging capsules.
Sea Anemones are usually about 1 to 4 inches (2.5-10 cm) across, but a few grow to be 6 feet (1.8 m) across.
Reproduction : Sea Anemones reproduce by lateral fission (in which an identical animal sprouts out of the anemone's side) and by sexual reproduction (in which anemones release eggs and sperm, producing free-swimming larvae).
www.allthesea.com /Sea-Anemone.html   (266 words)

  
  Sea Anemone - MSN Encarta
Sea Anemone, common name for various marine, flower-like polyps having a cylindrical, or vase-like, body.
Most sea anemones reproduce sexually; budding and fission are comparatively rare.
The eggs are usually fertilized in the gastric cavity, and the young are discharged from the mouth as free-swimming larvae, which soon attach themselves to surfaces.
uk.encarta.msn.com /encyclopedia_761565739/Sea_Anemone.html   (248 words)

  
 Sea anemones
The name sea pansy was derived from the animal's flattened kidney-shaped pad, on which there are flower-like polyps, and its violet color; however, some sea pansies have a rose, purplish white or yellow tint, and are heart shaped.
The sea anemones that are known to have the stinging power to affect man adversely are found in parts of the Arctic, North Atlantic, and western South Pacific oceans.
The sea anemone you saw in the Gulf of California probably was the sand anemone (Alicia beebei).
www.rsmas.miami.edu /support/lib/seas/seasQA/QAs/s/seaanemones.html   (4766 words)

  
 Sea Anemone - MSN Encarta
Sea Anemone, common name for marine, flowerlike polyp having a cylindrical, or vaselike, body.
Most sea anemones reproduce sexually; budding and fission are comparatively rare.
The eggs are usually fertilized in the gastric cavity, and the young are discharged from the mouth as free-swimming larvae, which soon attach themselves to surfaces.
encarta.msn.com /encyclopedia_761565739/Anemone_Sea.html   (261 words)

  
 Corals and Sea Anemone - Clipart ETC
Anemone The tentacles of the sea anemone are numerous and are borne on a disk surrounding the mouth at the free end.
Anemone The sea anemone is an animal that can come in various sizes and colors.
Sea Anemone Sea anemone are found strictly in marine environments.
etc.usf.edu /clipart/galleries/Animals/corals&sea_anemone.htm   (1200 words)

  
 Sea Anemones, Actiniaria
Anemones are invertebrates, as are 95% of the earth's creatures.
Sea anemones, being members of the Class Anthozoa, along with hard and soft corals, are benthic, which means they are attached to rocks or the sea floor.
The best anemone survival rates that we have found are among the smaller anemones and one carpet anemone, the saddle anemone.
animal-world.com /encyclo/reef/anemones/anemones.htm   (976 words)

  
 Sea anemone Summary
An anemone is basically the typical polyp: a small sac, attached to the bottom by an adhesive foot, with a column shaped body ending in an oral disc.
The sea anemone benefits from the products of the algae's photosynthesis, namely oxygen and food in the form of glycerol, glucose and alanine; the algae in turn are assured a reliable exposure to sunlight, which the anemones actively maintain.
In the former situation, anemones will either attach or be attached to the shell of a hermit crab (by the crab's own volition), providing additional protection for the crab and allowing the anemone to eat scraps when the crab feeds.
www.bookrags.com /Sea_anemone   (1545 words)

  
 Minnesota Zoo/Animals/Discovery Bay
Many anemones house unicellular algae in their tissues from which they undoubtedly derive some nutrients.
Some hermit crabs place anemones on the snail shells in which the crabs live, gaining some protection from the presence of the anemone, while the anemone dines on particles of food dropped by the crab.
Somehow, these fish do not trigger discharge of the anemone's nematocysts, but if some other fish is so unfortunate as to brush the anemone's tentacles, it is likely to become a meal.
www.mnzoo.com /animals/discovery_bay/anemone.asp   (328 words)

  
 Starlet sea anemone - Nematostella vectensis: More Information - ARKive
The starlet sea anemone is classified as Vulnerable (VU A1ce) on the IUCN Red List 2004 (1) and as Rare in the Red Data Book of Great Britain (3).
Sea anemones are largely sedentary, moving occasionally by creeping extremely slowly or by inflating slightly and allowing currents to move them.
The starlet sea anemone is not selective in its feeding habits, consuming mainly copepods and midge larvae (4).
www.arkive.org /species/GES/invertebrates_marine/Nematostella_vectensis/more_info.html   (777 words)

  
 The Sea Anemone
Although sea anemones are among the simplest of animals, they possess one of the most complex structures in the animal kingdom: the nematocyst, or stinging capsule.
Sea Anemones belong to the phylum of animals known as the Cnidaria, from the cnida or sting capsule that are present in this major group of animals that also include the corals, jellyfish, hydroids, medusae, and sea fans.
Sea anemones are primitive animals consisting mostly of a column with a single opening, the mouth, used to ingest food and expel wastes.
user.aol.com /aquariumVet/medic/anemone.htm   (2159 words)

  
 BBC - Science & Nature - Sea Life - Fact files: Sea anemone
Sea anemones are grouped in the class Anthozoa, with corals.
Sea anemones are a large group of soft bodied animals closely related to coral.
Sea anemones are sedentary and remain attached to rocks.
www.bbc.co.uk /nature/blueplanet/factfiles/jellies/sea_anemone_bg.shtml   (383 words)

  
 Sea Anemone Habitat
There are over 1,000 different species of sea anemone found in coastal waters worldwide, in shallow waters, on coral reefs and even in deep oceans.
Sea Anemones are found in both temperate and tropical seas in many different habitats in both high and low currents.
Sea anemones are usually found in rock pools and in crevices, under rocks where it stays cool and damp, and on dead coral, in the sand and attached to seawhips and hermit crabs.
users.bigpond.net.au /je.st/anemone/habitat.html   (225 words)

  
 The Sea Anemone   (Site not responding. Last check: )
Sea anemones are invertebrates, or animals lacking backbones, in contrast with fishes, which are vertebrates.
Sea Anemones belong to the phylum of animals known as the Cnidaria, from the cnida or sting capsule that are present in this major group of animals that also include the corals, jellyfish, hydroids, medusae, and sea fans.
Sea anemones are primitive animals consisting mostly of a column with a single opening, the mouth, used to ingest food and expel wastes.
members.aol.com /aquariumVet/medic/anemone.htm   (2159 words)

  
 Sea Anemone Group #1 Homepage
The drag coefficient of the sea anemone was measured and analyzed as a function of the anemone's frontal area, flow velocity, and drag force.
The sea anemone is a solitary, ocean dwelling member of the phylum Cnidaria and the class Anthozoa.
Sea anemones are dependent on water flow to provide food and nutrients and to eliminate their metabolic wastes (Vogel 1994).
www.tufts.edu /as/tampl/cbl/anemone1/index.html   (2198 words)

  
 Ladywildlife's Sea Anemone Page
Sea anemones are among the most beautiful of marine animals, graced with vivid colors and delicate, waving tentacles.
Characteristics: Sea anemones are a large group of soft bodied animals closely related to coral forming polyps and belonging to the same phylum as the jellyfish.
Sea anemones cannot move since they are anchored to the seabed or to rocks or corals.
ladywildlife.com /animal/seaanemone.html   (816 words)

  
 Sea Anemone
Sea anemones attached to the substrate by an organ called a basal disk.
Once the sea anemone is attached to either a rock or glass, it is best not to remove it unless absolutely necessary, as it is possible to damage the basal disk.
If you suspect hat the anemone is dying, do not risk leaving it on your main aquarium; place it in a quarantine tank for observation.
www.tropicalfishdata.com /marine/sea_anemone.html   (557 words)

  
 British Sea Anemones (BMLSS)
Sea anemones are found in the sea fastened to rocks and shells, and on the shore throughout the length of the British coastline.
One of the most common and widespread is the Beadlet Anemone which is found in two major colour groups of red and green, and in numerous colour varieties between the two with brown specimens and anemones with yellow stripes and dots on the column.
Plumose are the commonest of the British sea anemones are have a distribution in all the seas and oceans of the Northern Hemisphere.
www.glaucus.org.uk /Anemone4.htm   (1124 words)

  
 Illustrated Glossary of Sea Anemone Anatomy
Sea anemones are beautiful and diverse organisms that populate the world's oceans from the tropics to the poles.
Although sea anemones are among the simplest of animals, they possess one of the most complex structures in the animal kingdom: the nematocyst, or stinging capsule.
The external morphology of anemones is limited to a column; an oral disk, in the center of which the mouth is located, and and on which the tentacles are located; and either a pedal disk, that affixes the anemone to the substrate, or a bulb-like physa, used by burrowing anemones to anchor in soft substrate.
www.nhm.ku.edu /tol/glossary/intro.html   (678 words)

  
 Sea Anemone Movies
The anemone is a (usually) solitary polyp with stinging cells (cnidocytes) in its tentacles.
In the former situation, anemones will either attach or be attached to the shell of a hermit crab (by the crab's own volition), providing additional protection for the crab and allowing the anemone to eat scraps when the crab feeds.
The sea anemone benefits from the products of the algae's photosynthesis, namely oxygen and food in the form of glycerol, glucose and alanine; the algae in turn are assured a reliable exposure to sunlight, which the anemones actively maintain.
www.junglewalk.com /video/Sea-Anemone-movie.htm   (330 words)

  
 Choosing a Clownfish and a Sea Anemone   (Site not responding. Last check: )
The anemone does not recognize the clownfish as an enemy because the clownfish has a slimy coating that is a close chemical match of the anemone's.
Anemones have photosynthesizing organisms, called zooxanthellae, living in their tissues and so light requirements in the tank are high (2 to 5 watts per gallon of water for 12 to 14 hours per day, preferably with some blue spectrum provided by actinic light bulbs or higher-temperature metal halide lighting).
Anemones require no special filtration or aeration and water quality requirements are essentially the same as that of their companion clowns, although it is recommended that nitrates be below 10 parts per million.
www.petplace.com /fish/choosing-a-clownfish-and-a-sea-anemone/page1.aspx   (1052 words)

  
 sea anemone — Infoplease.com
Sea anemones occur everywhere in the oceans, at all depths, but are particularly abundant in coastal waters.
Most sea anemones attach temporarily to submerged objects; a few thrust themselves into the sand or live in furrows; a few are parasitic on other marine organisms.
Classification of nerve cells dissociated from tentacles of the sea anemone Calliactis parasitica.
www.infoplease.com /ce6/sci/A0844174.html   (400 words)

  
 Discovery Channel :: News - Health :: Sea Anemone Stingers Deliver Drugs   (Site not responding. Last check: )
Sea slugs that feed on jellyfish and sea anemone often remove the stinging cells from their prey, mount them to their own skin, and use them for defense.
Whether on a jellyfish or a sea anemone, the cells work the same way when the animal attacks its prey.
Lotan and her team removed the microcapsules from a sea anemone only toxic to some plankton, first "milking" the capsules from filaments on a sea anemone.
dsc.discovery.com /news/2006/10/23/anemone_hea.html?category=health&guid=20061023113030   (361 words)

  
 Sea Anemones
Sea anemone are the beautiful, graceful creatures that bloom like flowers on the ocean floor.
Sea anemone generally reproduce sexually — the eggs are fertilized in the gastric cavity, and the larvae are released out of the mouth.
Sometimes, sea anemone attach to the shells of hermit crabs, who carry them around on their shells until the anemone get too big, and have to find a new home.
www.chevroncars.com /learn/wondrous-world/sea-anemone   (462 words)

  
 The Sea Anemones
Sea Anemones are found in Bermuda and around coastal North Carolina, and are also found throughout the Gulf of Mexico and in the Caribbean.
The Sea Anemone uses the photosynthetic products from the zooxanthellae as their carbohydrates, and the zooxanthellae use the nutrients of the Anemone that come out of the Anemone as waste.
Jellyfish, another organism in the Cnidaria Phylum, differs from the Sea Anemones because the Jellyfish are free floating (called medusae), while the Sea Anemones are attached to a rock or the ocean floor (called polyps).
www.milton.edu /academics/pages/marinebio/anemones.html   (533 words)

  
 What is a Sea Anemone?
The sea anemone pulls its victim into its central body cavity, which is almost entirely made of a giant digestive gland.
It may look like sea anemones are immobile, rooted in place like a plant, but this is only an act, part of their disguise.
Crafty hunters, sea anemones are excellent at appearing as if they are just a part of the flora and fauna of the sea in order to avoid attackers and fool their prey.
www.wisegeek.com /what-is-a-sea-anemone.htm   (403 words)

  
 clown.fish-tropical.net - Sea Anemone
Sea anemones range in color from pink, green, or white to purple.
Sea anemones attached to the substrate by an organ called a basal disk.
Once the sea anemone is attached to either a rock or glass, it is best not to remove it unless absolutely necessary, as it is possible to damage the basal disk.
www.clown.fish-tropical.net /modules.php?name=News&file=article&sid=10   (444 words)

  
 Sea Anemones
Sea anemones usually spend most of their lives in one place, but some have the ability to move.
If they do that, the sea anemone can protect the crab and if the crab is a messy eater, the sea anemone can pick up bits of food from the crab and eat it.
The sea anemone captures its prey with its deadly stinging tentacles.
library.thinkquest.org /J001418/anemone.html   (206 words)

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