Moths of North Carolina
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View PDFNoctuidae Members:
Acronicta Members:
28 NC Records

Acronicta insularis (Herrich-Schäffer, 1868) - Henry's Marsh Moth, Marsh Dagger

Taxonomy
Superfamily: Noctuoidea Family: NoctuidaeSubfamily: AcronictinaeP3 Number: 931493.00 MONA Number: 9280.00 MONA Synonym: Simyra insularis
Comments: One of 74 species in this genus found in North America north of Mexico (Schmidt and Anweiler, 2020), 42 of which have been recorded in North Carolina.
Identification
Field Guide Descriptions: Covell (1984; as Simyra henrici); Beadle and Leckie (2012)Online Photographs: MPG, BugGuide, iNaturalist, Google, BAMONA, GBIF, BOLD                                                                                 
Wingspan: 3.5 - 4 cm (Covell, 1984)
Adult ID Requirements: Identifiable from good quality photos of unworn specimens.
Distribution in North Carolina
Distribution:
County Map: Clicking on a county returns the records for the species in that county.
Flight Dates:
 High Mountains (HM) ≥ 4,000 ft.
 Low Mountains (LM) < 4,000 ft.
 Piedmont (Pd)
 Coastal Plain (CP)

Click on graph to enlarge
Immature Dates:
 High Mountains (HM) ≥ 4,000 ft.
 Low Mountains (LM) < 4,000 ft.
 Piedmont (Pd)
 Coastal Plain (CP)

Click on graph to enlarge
Habitats and Life History
Habitats: Wagner et al. (2011) list wetlands and fields as habitats used by this species. Our records come from marshes, pond edges, and wet savannas.
Larval Host Plants: Larvae feed on grasses, cattails, sedges, and low-growing forbs; also on some low woody species (Wagner et al., 2011). In North Carolina, they have been observed feeding on cattail (Typha latifolia).
Wikipedia
Status in North Carolina
Natural Heritage Program Status:
Natural Heritage Program Ranks: G5 S3S4
State Protection: Has no legal protection, although permits are required to collect it on state parks and other public lands.
Comments:

 Photo Gallery for Acronicta insularis - Henry's Marsh Moth, Marsh Dagger

Photos: 14

Recorded by: R. Newman on 2023-08-23
Carteret Co.
Comment: 		Recorded by: R. Newman on 2022-08-01
Carteret Co.
Comment:
Recorded by: R. Newman on 2022-03-15
Carteret Co.
Comment: 		Recorded by: R. Newman on 2021-06-05
Carteret Co.
Comment:
Recorded by: R. Newman on 2021-06-05
Carteret Co.
Comment: 		Recorded by: R. Newman on 2021-05-13
Carteret Co.
Comment:
Recorded by: R. Newman on 2021-05-13
Carteret Co.
Comment: 		Recorded by: Stephen Dunn on 2020-07-25
Orange Co.
Comment:
Recorded by: Gary Maness on 2020-07-15
Guilford Co.
Comment: 		Recorded by: David George on 2018-09-29
Durham Co.
Comment:
Recorded by: Britta Muiznieks on 2014-05-26
Dare Co.
Comment: 		Recorded by: Britta Muiznieks on 2013-09-06
Dare Co.
Comment:
Recorded by: K. Bischof on 2010-09-11
Beaufort Co.
Comment: 		Recorded by: K. Bischof on 2010-09-11
Beaufort Co.
Comment: