Recording method

Can be disturbed from the foodplant.  Comes to light.

Life cycle

Mines: September-October, in a leaf, initially making a characteristic U- or horseshoe shape.  After that, the mine is irregular or branched. Finally, the larva feeds on the seeds of the foodplant in a silken tube. Adults fly June-August.

Larval foodplants

Orache spp, Sea Beet, Goosefoot spp, Glasswort spp, Annual Sea-blite.

History

The first for Dumfries & Galloway was found on Auchencairn Bay, Kirkcudbrightshire, on 10th July 2006, while the first for Wigtownshire was found at Port of Counan on 21st July 2006 during a ‘Grey Daggers’ Moth Group field meeting.