noun
blue mussel; common mussel
Scientific/common name for Mytilus edulis, a widely consumed marine bivalve.
ヨーロッパイガイはヨーロッパ原産の二枚貝です。
The blue mussel is a bivalve native to Europe.
この海岸ではヨーロッパイガイがよく養殖されています。
Blue mussels are commonly farmed along this coast.
Katakana spelling is standard for this loanword-based organism name; usually written in kana.
Rarely used kanji form; 貽貝 is an uncommon spelling for イガイ (mussel).
From ヨーロッパ (Europe) + イガイ (mussel). イガイ is a native Japanese word for mussels, written here in katakana as part of the compound.