3 75% Incipient to None to Few Approx. Mostly >5 years missing advanced 25% remain 1/3 intact 4 75% Incipient to 25%+ Few Approx. Losing >5 years missing advanced remain 1/3 to 1/2 form, soft 5 75%+ Advanced to 50%+ Absent Approx. Form >5 missing crumbly advanced 1/2+ mostly lost * Implies recent mortality, within the last 5 years Snag Decay Classes Figure : Snag decay classes Log Decay Table 95: Log decay codes and descriptions Code Bark Twigs Texture Shape Wood Portion of log on ground 1* Intact Present Intact Original None, elevated on supporting points 2 Intact Absent Intact to Original Parts touch, soft still elevated, sagging slightly 3** Trace Absent Hard large Round Original to Bole on pieces faded ground 4** Absent Absent Soft blocky Round to brown to Partially pieces oval faded brown below ground
3 75% missing Incipient to advanced None to 25% Few remain Approx. 1/3 Mostly intact >5 years 4 75% missing Incipient to advanced 25%+ Few remain Approx. 1/3 to 1/2 Losing form, soft >5 years 5 75%+ missing Advanced to crumbly 50%+ advanced Absent Approx. 1/2+ Form mostly lost >5 * Implies recent mortality, within the last 5 years Snag Decay Classes Figure : Snag decay classes Log Decay Table 95: Log decay codes and descriptions Code Bark Twigs Texture Shape Wood Portion of log on ground 1* Intact Present Intact Original None, elevated on supporting points 2 Intact Absent Intact to soft Original Parts touch, still elevated, sagging slightly 3** Trace Absent Hard large pieces Round Original to faded Bole on ground 4** Absent Absent Soft blocky pieces Round to oval brown to faded brown Partially below ground