1 pound of mussels is about the size of a water bottle. When poured into a loose pile, they measure 7.56 in wide and 2.65 in tall.

In kitchen measures
2.74 cups
131 tsp · 43.8 tbsp · 2.74 cups
about the size of a water bottle
Density estimated by AI from typical values. Mussels typically ranges 0.6–0.8 g/mL depending on how it's packed. A firmly packed scoop weighs more.