Landholders undertake to monitor trees twice a year for ten years They identify the species using a specific guide to eucalypts of the Strathbogie Ranges A Survey 123 ArcGIS smart phone app has be developed to submit data to GBCMA . Data collected includes: Date , ID Number, photograph ,GPS reading , species, tree height, tree circumference, foliage cover %, number of dead branches, tree location in the landscape, adjacent land use, tree health issues( mistletoe, lerp , insect attack) damage, condition of nearby vegetation , ground surface condition, recruitment Seedings & Saplings, General Notes. A users guide for the app explains the monitoring methods. Trees of all ages are included. They could be on private or public land, in paddocks, remnant bushland, roadsides, parkland .