Least Intact acrotelm and Organic matter actively fixed and Water table fluctuates Well saturated layers Natural to semi-natural Catotelm stored in acrotelm & potential for diurnally within acrotelm of Sphagnum with full vegetation cover including long-term storage in catotelm within bog Sphagnum, rushes, sedges Little to no evidence of peat Limited/seasonal water and a diversity of Ericaceous oxidation Low pH indicating anaerobic, peat table fluctuation or and Myrtaceous shrubs. forming conditions movement within catotelm Deeper peat is permanently waterlogged Identifying pressures and associated impacts from pressures and threatening processes Pressures and associated impacts are grouped in the assessment to reduce duplication and to streamline assessments. It should be that pressures and threats from recreation activities such as skiing and walking are acknowledged as causal factors for some pressures; as such, they are not explicitly assessed in this section. Table Pressures and associated impact from pressures and threatening processes. Adapted from peatland investment program project’ (Parks Victoria, ARI & WGCMA, 2014) ‘Victorian Threat Ungulate impacts in and Vehicle impacts in and Transforming impact Hydrological disturbance Fire adjacent to bogs. adjacent to bogs. Evidence Extent of droppings/ Extent of wheel track Presence of transforming Impact from tracks, roads Fire interval and degree of – scats, tracks, wallows, rutting/deep muddy weeds and any other burnt peat pugging, trampling, bank tracks, pooling/diversion infrastructure (e.g. pipes, slumping, erosion of water away from the drains) shown by (horse, deer) bog diversions
Least Intact acrotelm and Catotelm Little to no evidence of peat oxidation Organic matter actively fixed and stored in acrotelm & potential for long-term storage in catotelm Low pH indicating anaerobic, peat forming conditions Water table fluctuates diurnally within acrotelm Limited/seasonal water table fluctuation or movement within catotelm Deeper peat is permanently waterlogged Well saturated layers of Sphagnum with full within bog Natural to semi-natural vegetation cover including Sphagnum, rushes, sedges and a diversity of Ericaceous and Myrtaceous shrubs. Identifying pressures and associated impacts from pressures and threatening processes Pressures and associated impacts are grouped in the assessment to reduce duplication and to streamline assessments. It should be that pressures and threats from recreation activities such as skiing and walking are acknowledged as causal factors for some pressures; as such, they are not explicitly assessed in this section. Table Pressures and associated impact from pressures and threatening processes. Adapted from ‘Victorian peatland investment program project’ (Parks Victoria, ARI & WGCMA, 2014) Threat Ungulate impacts in and adjacent to bogs. Vehicle impacts in and adjacent to bogs. Transforming impact Hydrological disturbance Fire Evidence Extent of droppings/ scats, tracks, wallows, pugging, trampling, bank slumping, erosion (horse, deer) Extent of – wheel track rutting/deep muddy tracks, pooling/diversion of water away from the bog Presence of transforming weeds Impact from tracks, roads and any other infrastructure (e.g. pipes, drains) shown by diversions Fire interval and degree of burnt peat
nerp-aligning-protocols-for-assessing-the-status-of-alpine-sphagnum-bogs-and-associated-fens-of-the-australian-alps.docx