Species Details

ABH: 35.047

BF: 779

Family: Gelechiidae

Subfamily: Anomologinae

Taxon: Bryotropha affinis

Authority: (Haworth, 1828)

Vernacular: Dark Moss-moth

Account: Common around old buildings and in urban areas throughout southern Britain, very local elsewhere Main confusion species is B. similis, but B. affinis usually has small pale yellow patch adjacent to streak in centre of forewing. Larva feeds on various mosses, especially those growing on old walls, living within a silken gallery.

Accounts provided by and used with the kind permission of Mike Wall, Hampshire County Moth Recorder. These will in due course be gradually replaced with species accounts with a Surrey context.

Wingspan: 9 — 12 mm

Surrey Flight Period: 2 May (2025) — 7 Sep (2021)

The flight period of overwintering adults are not given. See the flight chart below the distribution map.

Foodplant: Musci.

Foodplant accounts are from the HOSTS database — Natural History Museum, London, UK. (CC0).

Status: Common

UK BAP:

WCA:

Click here to view the full geology map of Surrey.

Verification Grade: 2 — Care needed to identify, an image may be required 🤔
Further Information: https://www.ukmoths.org.uk/species/bryotropha-affinis/
Statistics

* Based on adult records only.

Records: 275

Individuals: 383

Earliest Year: 2000

Latest Year: 2025

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