Other animals › Asteriid Sea Stars
Spiny Starfish
Marthasterias glacialis
24 photos
Study shows up to four per card, from different observers, so you learn the species rather than one picture. Heart the good ones and swap any you do not like.
Photos you add are credited to you, and you keep the copyright.
Easily confused with
African Spiny StarfishMarthasterias africana
White Sea StarCoscinasterias tenuispina
Common Sea StarAsterias rubens
Eleven-armed Sea StarCoscinasterias muricata
Large Spiny StarMeyenaster gelatinosus
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 12,054 |
|---|---|
| Alaska | 12,054 |
| Portugal | 475 |
| Spain | 206 |
| LISBOA | 182 |
| United Kingdom | 179 |
| France | 142 |
| England | 139 |
| PORTO | 93 |
| Galicia | 86 |
Counts show where people looked, not only where it lives.
Traits
Physical
- RegenerationCan regrow lost body partsFrom its classification
Classification
| Kingdom | Animals · Animalia |
|---|---|
| Phylum | Echinoderms · Echinodermata |
| Class | Sea Stars · Asteroidea |
| Order | Forcipulatidan Sea Stars · Forcipulatida |
| Family | Asteriid Sea Stars · Asteriidae |
| Genus | Long-armed Starfishes · Marthasterias |
Sources
- Names, taxonomy and observation counts: www.inaturalist.org
- Photos and recordings: the creator and source are on each one.
- How much to rely on each source
Remember the name next time.
Practise Spiny Starfish with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.