Chromista › Scytosiphonaceae
Oyster-thief
Colpomenia peregrina
27 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
Sea CauliflowerLeathesia marina
Oyster thiefColpomenia sinuosa
Colpomenia tuberculata
ThongweedHimanthalia elongata
Giant KelpMacrocystis pyrifera
Ophrydium versatile
Study checks a spoken answer against these, and tells you which one you named.
Where it is recorded
| United States | 2,805 |
|---|---|
| Alaska | 1,647 |
| New Hampshire | 298 |
| Canada | 265 |
| Maine | 261 |
| California | 250 |
| British Columbia | 219 |
| United Kingdom | 179 |
| England | 138 |
| Massachusetts | 97 |
Counts show where people looked, not only where it lives.
Classification
| Kingdom | kelp, diatoms, and allies · Chromista |
|---|---|
| Phylum | Ochrophyta |
| Class | brown algae · Phaeophyceae |
| Order | Ectocarpales |
| Family | Scytosiphonaceae |
| Genus | Puff-ball Algae · Colpomenia |
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 Oyster-thief with real photos from different observers. Say the name out loud, and it comes back just before you would forget it.