eunicid worm; Eunicidae family worm
Refers to any marine worm of the family Eunicidae, often found in rocky shore habitats. Used in biological and fishing contexts.
Eunicid worms are often used as fishing bait.
We collected eunicid worms on the rocky shore.
ゴカイ refers to polychaete worms in general, while イソメ specifically denotes the family Eunicidae.
Marphysa sanguinea; rock worm; Korean rockworm
Katakana spelling is common for this organism name; usually written in kana.
Kanji spelling using 磯 (rocky shore) and 蚯蚓 (earthworm); very rare and mainly encountered in taxonomic contexts.
Alternate kanji spelling; rare and may be confused with other readings.
The name likely derives from 磯 (いそ, 'rocky shore') and 目 (め, 'eye' or 'segment'), referring to the segmented appearance of these shore-dwelling worms. The exact derivation is uncertain.