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Pycnopodia helianthoides Sunflower sea star

Pycnopodia helianthoidesis 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.medslugs.de 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:
Star Fishes 
Family tree:
Animalia (Kingdom) > Echinodermata (Phylum) > Asteroidea (Class) > Forcipulatida (Order) > Asteriidae (Family) > Pycnopodia (Genus) > helianthoides (Species) 
Initial determination:
(Brandt, ), 1835 
Occurrence:
Alaska (Western Atlantic), Aleutian Islands, Canada , Eastern Pacific Ocean, Gulf of California, USA 
Sea depth:
0 - 750 Meter 
Size:
up to 39.37" (100 cm) 
Temperature:
39.2 °F - 50 °F (4°C - 10°C) 
Food:
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:
2017-03-10 20:44:39 

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

Scientific paper

  1. Specific dynamic action in the sunflower star, Pycnopodia helianthoides, Iain J. McGaw; Tabitha A. Twitchit, 2012
  2. Chemosensory responses and foraging behavior of the seastarPycnopodia helianthoides, Reid Brewer; Brenda Konar, 2005
  3. A “source” for asteroid larvae?: recruitment ofPisaster ochraceus, Pycnopodia helianthoidesandDermasterias imbricatain Nootka Sound, British Columbia, M. A. Sewell; J. C. Watson, 1993
  4. A chemical alarm response in Pycnopodia helianthoides (Echinodermata: Asteroidea), Lawrence, John M., 1991
  5. Purification and Partial Characterization of an Autotomy-Promoting Factor from the Sea Star Pycnopodia helianthoides, Philip V. Mladenov, Suleiman Igdoura, Satish Asotra and Robert D. Burke, 1989
  6. The Relation of the Madreporite to the Physiological Anterior End in the Twenty-Rayed Starfish, Pycnopodia helianthoides (Stimpson), H. P. Kjerschow-Agersborg, 1922

External links

  1. Encyclodedia of Life (EOL) (multi). Abgerufen am 07.08.2020.
  2. globalbioticinteractions.org (en). Abgerufen am 07.08.2020.
  3. Wikipedia (de). Abgerufen am 07.08.2020.
  4. World Register of Marine Species (WoRMS) (en). Abgerufen am 07.08.2020.

Pictures

Juvenile

2
Baby Sunflower Star (Pycnopodia helianthoides), Broughton Archipelago Marine Reserve, British Columbia 2013
Pycnopodia helianthoides-young (Asilomar) 2012
Pycnopodia helianthoides, Sunflower Star, Juvenile.This young one had 5cm across.Cayucos, CA 2014

Commonly

Pycnopodia helianthoides - Sonnenblumen-Seestern (c) by Prof. Dr. Peter Wirtz
3
Pycnopodia helianthoides, Sunflower Sea star Pigeon Point Tidepools 2015
2
Pycnopodia helianthoides, Sunflower Star,Morro Strand State Beach, Morro Bay, CA,2013

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