Laserfiche WebLink
Wetland name or number F <br />These questions apply to wetlands of all HGjV classes. Points <br />(oaly I score <br />HABITAT FUNCTIONS - Indicators that unit functions to provide important habitat perbnx) <br />H 1, Does the wetland unit have the potential to provide habitat for many species? <br />H I.1 Vegetation structure (seep. 72) <br />Figure RtM <br />Check the lilies of vegetation r/aster present (as defined by Cowardin)- Size thresholdfm• each <br />class is V4 acre or more than 10% ofthe area if unit is smaller than 2.5 acres. <br />=Aquatic bed <br />=Emergent plants <br />❑Scrub/shtvb (areas where shrubs have >30 % cover) <br />❑Forested (areas where trees have >30% cover) <br />lfthe unit has a fioresJedclass check if <br />0 <br />❑,The forested class has 3 out of 5 strata (canopy, sub -canopy, shrubs, herbaceous, <br />moss/ground-cover) that each cover 20% within the forested polygon <br />Add the number of vegetation structures that qualifir. lfvou have: <br />M4 structures or more points = 4 <br />Map of Cowardin vegetation Gasses ❑3 structures points = 2 <br />02 structures points= I <br />EZI I structure points = 0 <br />H 1.2. Hydroperiods (seep. 73) <br />Figure BAt <br />Check the /vptn• of water• regimes (hydroperiods) presenl within the tretland. The wafer <br />regime has to rover more that l0% of due Welland or r/. acre to count, (see text fnr <br />descriptions ofhydroperiods) <br />❑Permanently flooded or inundated ❑4 or more types present' points = 3 <br />0 Seasonally flooded or.inundated 3 types present points = 2 <br />❑Occasionally flooded or inundated 2 types present point = t <br />0 <br />❑Saturated only ✓ I type present points = 0 <br />❑ Permanently flowing stream or river in, or adjacent to, the wetland <br />[] Seasonally flowing stream in, or adjacent to, the wetland <br />❑ Lake -fringe wetland = 2 points <br />=P eshwater tidal wetland = 2 points Map of hydroperiods <br />H 1.3. Richness of Plant Species (seep, 75) <br />Cuunt the number of plant spccics in the wetland that cover at least 10 ftr. (different patches <br />gflhe saute species can be combined to meet the size threshold) <br />You do not have to name the species. <br />Do not include Eurasian Milfoil, reed canarygrass, mple looseslrife, Canadian Thistle <br />If you counted: > 19 spccics points = 2 <br />List species below f fyou want to: ❑✓ 5 - 19 species points = I <br />❑ < 5 species points = 0 <br />Wetland Rating Form —western Washington <br />version 2 <br />Total for page <br />August2004 <br />Wetland name or number F <br />H l .4. Interspersion of habitats (seep. 76) <br />Decide from the diagrams below whether interspersion between Cowardin vegetation <br />classes (described in H 1.1), or the classes and unvegetated areas (can include open water or <br />mudflats) is high, medium, low, or none. <br />O O <br />(:*� (* <br />✓❑None = 0 points ❑Low = I point ❑ Moderate = 2 points <br />[riparian braided channels] <br />❑ I ligh = 3 points <br />NOTE: If you havc'four or more classes or three vegetation classes and open water <br />the rating is always "high". Use map of Cowardin vegetation classes <br />H 1.5. Special Habitat Features: (seep. 77) <br />Check the habital features that are present in the wetland The number of checks is the <br />number ofpoints you put into the next column. <br />=Large, downed, woody debris within the wetland (>4in. diameter and 6 R long). <br />=Standing snags (diameter at the bottom > 4 inches) in the wetland <br />❑Undercut banks are present for at least 6.6 ft (2m) and/or overhanging vegetation extends at <br />least 3.3 It (I m) over a stream (or ditch) in, or contiguous with the unit, for at least 33 ft <br />(l0m) <br />❑Stable steep banks of fine material that might be used by beaver or muskrat for denning <br />(>30degree slope) OR signs of recent beaver activity are present (cut shrubs or trees that <br />have not vel turned grey✓broxn) <br />=At least '/4 acre of thin -stemmed persistent vegetation or woody branches are present in areas <br />that are permanently or seasonally inundated. (structures fnr egg -laying by amphibians) <br />❑ Invasive plants cover less than 25% of the wetland area in each stratum of plants <br />NOTE: The 20%shred in early printings of the manual on page 78 is an error. <br />H 1. TOTAL Score - potential for providing habitat <br />Add the scores from HI.1, H1.2, H1.3, H1.4, Hl. S <br />Comments <br />Wetland Rating Form —western Washington 14 August 2004 <br />version 2 <br />__met <br />4 <br />___off <br />