Bactra robustana (Christoph, 1872)
49.1970 (B&F: 1112)
Bactra scirpicolana Pierce & Metcalfe, 1935
Nationally Scarce B
A resident that has been found in the far east and the far west of the county. It generally occurs at mv light in a few coastal marshes. It is single-brooded, flying mainly from late May to early September. The larvae feed inside the stems of sea club-rush. (Pratt, 2011).