ISA SURVEY DETAIL - The Hudnalls SSSI - TUFFS AND MOCKING HAZELS WOOD (003)
SURVEY DETAILS:
Survey Date: 13/05/2014
Lead Surveyor HACKMAN, (JO)
Survey Type: ISA
Survey Status: The survey is now complete
Survey Comment:
ISAT Survey: ISA00006406 Shrub layer includes Holly, Willow, Hazel. Small amounts of non native Sycamore and Rhododendron. A small amount of tree planting has taken place at stop 5 - consists of approx 2 groups of c ...see Note for full Comment.
Action Questions
Amend FCT
  - True
Change SSSI unit boundary
  - False
Identify any condition threats and populate CMSi
  - False
Provide further advice
  - True
Renotify/denotify SSSI features
  - False
Report/follow up non-compliance
  - False
Management Questions

Survey Features

7023 : Lowland beech and yew woodland

Variable Measure Stop Readings Summary Target Pass/Fail
Appropriate variation in tree/bush size classes Yes or No True, True, False, False, False, True, True, True, True, False Y
Target: At least three age classes spread across the average life expectancy of the commonest trees depending on unit management
Coppice regrowth Yes or No True, True, True, True Y
Target: at least 1m growth on most (75%) stems on most (75%) stools at the end of the first season's growth
Cover of non-native trees & scrub species Percent cover 100, 100, 100, 95, 100, 95, 95, 95, 100, 100 98
Target: At least 95% of cover in any one layer of site-native or acceptable naturalised species. Sycamore & Laurel not acceptable
Cover of open space Percent cover 0, 0, 0, 0, 0, 20, 0, 0, 0, 0 2
Target: 10% recommended in general but may need to be made more specific
Extent of ancient woodland Area in hectares 18.59
Target: No loss of ancient woodland
Extent of feature (AREAHEC) Area in hectares 18.59
Target: No loss of extent of feature
Extent of semi-natural woodland Area in hectares 18.59
Target: At least current area of recent semi-natural stands maintained, although their location may alter
Presence of ancient trees Yes or No True, True, False, False, False, False, False, True, False, False N
Target: 5-10 trees/ha
Presence of dead wood Yes or No True, True, True, True, True, True, True, True, True, True Y
Target: A minimum of 3 fallen lying trees >20 cm diameter per ha and 4 trees per ha allowed to die standing
Presence of saplings & young trees Yes or No True, True, True, False, True, True, True, True, True, False Y
Target: Signs of seedlings growing through to saplings to young trees at sufficient density to maintain canopy density over a 20 year period
Presence/evidence of plant disease or dieback Yes or No False, False, False, False, False, False, False, False, False, False N
Target: Less than 10% by number or area in a 5-year period
Tree canopy cover Percent 95, 85, 95, 20, 85, 80, 95, 80, 80, 75 79
Target: Canopy cover present over 30-90 % of stand area except in coppice stands where it should not exceed 30%
Understorey cover Percent cover 10, 20, 15, 80, 35, 30, 10, 30, 30, 30 29
Target: Understorey (2-5m) present over at least 20% of total stand area