Acrolophus arcanella

(Clemens, 1859)
Arcane Grass Tubeworm

Sort #: 132 | P #: 300061.2 | MPG #: 340
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Larval feeding type: Like most Acrolophus spp., larvae feed from silken tubes at or below the soil surface
Larval substrate: Grasses and herbaceous plants
Phenology: Adult: 6/15 to 9/29 (90 records)

Status in MA (automated assessment): Widespread, very common
Status in N. America: Native
MA Endangered Species Act status: None
First Year Reported: 1920
Last Year Reported: 2026

Distribution by County: Berkshire, Hampden, Hampshire, Franklin, Worcester, Middlesex, Essex, Norfolk, Bristol, Plymouth, Barnstable, Dukes, Nantucket
Number of Records: 97