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Shellgrit anemones live in crevices on rock platforms where they receive a steady stream of water as waves come and go. Small invertebrates in the water are captured by the anemone's stinging tentacles and passed to the reddish-brown mouth. Shelly Beach, Cronulla
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Bedok South, South East, Singapore
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Swimming anemones look like this during the day. At night their tentacles come out to filter the seawater and feed.
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Strawberry Anemone or White-spotted Rose Anemone (Urticina lofotensis) in captivity in the Oceanearium, Lisbon, Portugal. Photographed on 11 October 2014."
Urticina lofotensis is found in the North Atlantic Ocean and the Pacific coast of North America. It occurs between low water mark and a depth of about 15 m (49 ft). It is found on rocks and pilings, in crevices and gullies and favours exposed habitats with fast moving water" (ref: from Wikipedia referencing Danielssen, 1890).
www.inaturalist.org/observations/55658951
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Macrodactyla doreensis is not the primary subject of the video clip; the primary subject is Periclimenes brevicarpalis (Popcorn shrimp). Coral Sea, Duration 17 seconds
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Entacmaea medusivora is not the primary subject of the video clip; the primary subject is Sphaeramia orbicularis (Orbicular cardinalfish). North Pacific Ocean, Duration 26 seconds
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Atlantic Ocean, Caribbean Sea, Duration 12 seconds
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Cerbère Pyrénées-Orientales France
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Cerbère Pyrénées-Orientales France
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Nordsømuseet Hirtshals
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Kattegatcentret Grenå
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Ricardo González-Muñoz, Nuno Simões, José Luis Tello-Musi, Estefanía Rodríguez
Zookeys
Figure 5.Bunodosoma cavernatum. A Live specimen in natural habitat B Oral view C Lateral view D Detail of directives; notice siphonoglyph E Cross section through proximal column showing oocytes F Cross section through tentacle G Longitudinal section through column showing vesicles H Longitudinal section though base showing basilar muscles I Longitudinal section through margin showing acrorhagi and marginal sphincter muscle J–T Cnidae.– acrorhagi: J basitrich K holotrich; actinopharynx: L basitrich M microbasic p-mastigophore; column: N small basitrich O basitrich; filament: P basitrich Q microbasic b-mastigophore R microbasic p-mastigophore; tentacle S basitrich T spirocyst. Abbreviations.– acr: acrorhagi, bm: basilar muscle, c: column, d: directives, e: epidermis, fo: fosse, g: gastrodermis, lm: longitudinal muscles, m: mesoglea, mp: marginal projection, o: oocyst, od: oral disc, pd: pedal disc, pm: parietobasilar muscle, rm: retractor muscle, s: siphonoglyph, sp: sphincter, t: tentacle, vs: vesicles. Scale bars: A–C: 10 mm; D–I: 200 μm; J–T: 25 μm.
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Andrea L. Crowther, Daphne G. Fautin, Carden C. Wallace
Zookeys
Figure 3.Endodermal circumscribed marginal sphincter muscles of Stylobates spp. a, b Palmate marginal sphincter muscle of Stylobates birtlesi sp. n. a paratype MTQ G57581 b paratype KUDIZ 003352 c-e Pinnate marginal sphincter muscles. c Stylobates aeneus (from Dunn et al. 1981) d Stylobates cancrisocia (from Carlgren 1928a) e Stylobates loisetteae (from Fautin 1987).
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Hunterston House, Scotland, United Kingdom
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Singapore, Singapore
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Cervo, Liguria, Italy
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Kampong Salabin, South East, Singapore
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Looking down the throat of the green anemone
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A couple of waratah anemones in a rock pool at Narrabeen
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Jalan Kayu, Central Singapore, Singapore
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Anthopleura elegantissima, lso known as an Aggregate Anemone
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Shellgrit anemone, showing the green mouth, at Narrabeen