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Threat Assessment and Management of Japanese Climbing Fern (Lygodium japonicum) in NATL

Assessing the threat level and current status of Japanese Climbing Fern in the National Park, including eradication progress, control methods, and management practices. Identified infestation extents in NATL-west and NATL-east. Differentiating legacy, old active, and new active sites. Definitions provided for clarity.

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Threat Assessment and Management of Japanese Climbing Fern (Lygodium japonicum) in NATL

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  1. Japanese Climbing Fern(Lygodium japonicum) Potential threat for NATL: □ Major □ Moderate □ Minor □ Uncertain Current status in NATL: □ Eradicated □ Controlled □ Diminished □ Threatening Current management: □ Routine monitoring □ Controlled when found by: □ Manual removal □ Herbicide applied to: foliage stem or stump soil Legend Legacy site Old active site New active site Extent of infestation NATL-west NATL-east □ No sites in NATL-east □ See larger map for details Definitions Legacy site. Site found and declared cleared prior to 2009. Old active site. Regularly monitored site known prior to May 2011 when Ethan Carter took charge of invasives. New active site. Regularly monitored site discovered by Ethan Carter.

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