Cameraria saccharella

Distinguished from other Cameraria species by association with Acer host plants and geographic restriction to northeastern North America. Definitive identification requires examination of genitalia or larval mining patterns. The specific epithet saccharella refers to Acer saccharum (sugar maple), its primary host.

A minute moth with wingspan 5–7 mm. Adults are typical of the genus Cameraria in general form, with narrow, lanceolate forewings and relatively broad hindwings. Coloration and detailed patterning of adults are not well documented in available sources.

Deciduous forests and woodlands dominated by maple species, particularly those containing Acer saccharum, Acer rubrum, Acer saccharinum, or Acer nigrum. Occurs in both natural forest stands and urban/suburban plantings of native maples.

Eastern North America: Canada (Ontario, Quebec) and United States (Connecticut, Illinois, Maine, New Jersey, New York, Ohio, Vermont). Distribution closely tracks the range of its host maple species.

Larvae feed on Acer species: Acer nigrum (black maple), Acer rubrum (red maple), Acer saccharinum (silver maple), and Acer saccharum (sugar maple). Adult feeding habits are not documented.

• Acer nigrum - larval hostblack maple
• Acer rubrum - larval hostred maple
• Acer saccharinum - larval hostsilver maple
• Acer saccharum - larval hostsugar maple; primary host implied by specific epithet

Larvae mine leaves of host maples, creating blotch mines typical of the genus. Specific details of pupation, number of generations, and overwintering stage are not documented in available sources.

Larvae are leaf miners that feed internally within maple leaf tissue, producing characteristic blotch-shaped mines. Adults are presumably nocturnal or crepuscular, as is typical for Gracillariidae.

As a specialist herbivore on native maple species, larvae contribute to leaf damage in forest canopies. Population impacts on host trees appear minimal; the species functions as a background consumer in maple-dominated ecosystems.

No significant economic or ecological impact documented. Occasionally observed by naturalists and leaf miner specialists. The common name 'Sugar Maple Blotchminer' reflects its association with a commercially important timber and syrup species, though it is not considered a pest.

• Other Cameraria speciesNumerous congeners occur in North America, many also leaf miners on woody plants. Distinguished by host specificity, geographic range, and subtle morphological differences requiring expert examination.
• Phyllonorycter speciesRelated gracillariid leaf miners that produce similar blotch mines on maples and other trees. Distinguished by mine shape, larval morphology, and adult genitalia.

• leaf miner
• maple specialist
• microlepidoptera
• North American endemic

• BugGuide
• Wikipedia
• GBIF taxonomy match
• iNaturalist taxon
• NCBI Taxonomy
• Catalogue of Life