| Number seen/Abundance | Date | Location | Comments | Species |
|---|---|---|---|---|
| 1 | 2003-05-10 | Teign Estuary North side 100m above Shaldon Bridge nr Teignmouth, Devon |
Male, 3cm long, mud bottom with patches of weed. Low water. Mediterranean species rarely occuring in Britain. Probably 2nd Bristish record. | Pachygrapsus marmoratus |
| 1 | 1998-11-17 | Teign Estuary About 2km east of Teignmouth. |
Female, 0.1kg. Pale olive topside, ivory underside, 'hairy' tufts under each pincer. Carapace width 6cm, length 5.4cm. Right Chela 3.5cm, left chela 3.5cm. | Eriocheir sinensis |