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Pycnopodia helianthoides Sunflower sea star

Pycnopodia helianthoides is commonly referred to as Sunflower sea star. Difficulty in the aquarium: Cold water animal. Toxicity: Toxic hazard unknown.


Profilbild Urheber Prof. Dr. Peter Wirtz, Madeira

Pycnopodia helianthoides - Sonnenblumen-Seestern (c) by Prof. Dr. Peter Wirtz


Courtesy of the author Prof. Dr. Peter Wirtz, Madeira . Please visit www.inaturalist.org for more information.

Uploaded by robertbaur.

Image detail


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lexID:
3294 
AphiaID:
240764 
Scientific:
Pycnopodia helianthoides 
German:
Zangenstern, Sonnenstern, Sonnenblumen-Seestern 
English:
Sunflower Sea Star 
Category:
Rozgwiazdy 
Family tree:
Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Asteriidae (Family) > Pycnopodia (Genus) > helianthoides (Species) 
Initial determination:
(Brandt, ), 1835 
Occurrence:
Aleutian Islands, Canada Eastern Pacific, Eastern Pacific Ocean, Gulf of Alaska (Pacific), Gulf of California, USA 
Marine Zone:
Mesopelagial
Mesopelagic zone
lies between 200 to 1000 meters depth, thus it is considered the "twilight zone of the sea" between the light and dark depth zones.
 
Sea depth:
0 - 750 Meter 
Habitats:
Seawater, Sea water 
Size:
up to 39.37" (100 cm) 
Temperature:
39.2 °F - 50 °F (4°C - 10°C) 
Food:
Schneckenlaich, Barnacles, Clams, Crabs, Detritus, Hermit crabs, Invertebrates, Predatory, Sea Cucumbers, Sea urchins, Snails 
Difficulty:
Cold water animal 
Offspring:
Not available as offspring 
Toxicity:
Toxic hazard unknown 
CITES:
Not evaluated 
Red List:
Critically endangered (CR) 
Related species at
Catalog of Life
:
 
Author:
Publisher:
Meerwasser-Lexikon.de
Created:
Last edit:
2026-06-15 09:59:42 

Info

Pycnopodia helianthoides (Brandt, 1835)

Pycnopodia helianthoides, commonly known as the sunflower seastar, is a large sea star found in the eastern Pacific. It is the largest sea star in the world.The colour can vary from yellow, orange, red, purple, or brown.

diet: invertebrates, including molluscs, sea urchin,crabs,

Synonym:
Asterias helianthoides

External links

  1. Wikipedia (de). Abgerufen am 07.08.2020.

Pictures

Juvenile

2

Commonly

Pycnopodia helianthoides - Sonnenblumen-Seestern  (c) by Prof. Dr. Peter Wirtz
3
Pycnopodia helianthoides, Sunflower Sea star   Pigeon Point Tidepools 2015
2

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