Tresus nuttallii, common name the Pacific gaper, is a species of saltwater clam, a marine bivalve mollusk in the family Mactridae. It also shares the common name horse clam with Tresus capax, a species which is similar in morphology and lifestyle. Both species are somewhat similar to the Geoduck (Panopea generosa which is in the family Hiatellidae), though smaller, with shells up to eight inches long (20 cm), weight to 3–4 lb (1.4–1.8 kg).
From Wikipedia, under CC BY-SA 4.0.
Is it venomous or poisonous?
We have no record of Pacific Gaper being toxic, poisonous or venomous. That is not proof that it is safe. Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.
Easily confused with
- Tresus capax
- Tresus allomyax
- Mactromeris catilliformis
- Mya arenaria
- Mactromeris polynyma
- Saxidomus nuttalli
Classification
- Kingdom
- Animalia
- Phylum
- Mollusca
- Class
- Bivalvia
- Order
- Venerida
- Family
- Mactridae
- Genus
- Tresus
- Species
- Tresus nuttallii
Found one? Take a photo and B.inomen will suggest what it is, free.
Check your photo