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Wetland name or number E <br />These questions apply to wetlands of all HGH classes, Points <br />gait• t ,�„r� <br />HABITAT FUNCTIONS - indicators that unit functions to provide important habitat <br />H 1. Does the wetland unit have the potential to provide habitat for many species? <br />H 1. I Vegetation structure (seep. 72) <br />Figure BNt <br />Check the tlpes qi vegetation classes present (as defined by Cowardin)- Size threshold far each <br />class is % acre a• nrore than 10% of the area if unit is smaller than 2.5 acres. <br />=Aquatic bed <br />Emergent plants <br />Scrub/shrub (areas where shrubs have >30 % cover) <br />QForested (areas where trees have >30% cover) <br />lithe unit has a fcn•esled class check ih <br />0 <br />=The forested class has 3 out ol'S strata (canopy, sub -canopy, shrubs, herbaceous, <br />moss/ground-cover) that each cover 20% within the forested polygon <br />.add the munber of vegetation structures that qualify. have: <br />8structures or more points = 4 <br />Map of Cowardin vegetation classes =3 structures points = 2 <br />02 structures points= I <br />✓ 1 structure points = 0 <br />H 1.2. Hvdroperiods (seep. 73) <br />Figure <br />Check the tires of water regimes (hydroperiods) present within the wetland. The water <br />regime has to cover more than 10%of the wetland or % acre to count. (.see test for <br />descriptions of hydroperiods) <br />=Permanently flooded or inundated =4 or more types present points = 3 <br />Seasonally flooded or inundated 3 types present points = 2 <br />r�miOccasionally flooded or inundated ✓ 2 types present point = I <br />1 <br />=Saturated only I type present points = 0 <br />= Permanently flowing stream or river in, or adjacent to, the wctland <br />Q Seasonally flowing stream in, or adjacent to, the wetland <br />= Lake -fringe wetland = 2 points <br />=Freslnvater tidal wetland = 2 points Map of hydroperiods <br />H 1.3. Richness of Plant Species (seep, 75) <br />Count the number of plant species in the wetland that cover at least 10 ft'. (dii ferew patches <br />of the same 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 conaygrass, aple loosestrife, 'Canadian Thistle <br />If you counted: > 19 species points = 2 <br />List species below ifyou want to: 5 - 19 species points = I <br />1 <br />❑ < 5 species points = 0 <br />Wetland Rating Form —western Washington <br />version 2 <br />Total for page 2 <br />August 2004 <br />Wetland name or number E <br />H 1.4. Interspersion of habitats (seep. 76) 9gure KI!V <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 />✓=Nnne = 0 points =Low, = I point Moderate = 2 points <br />0 <br />xa <br />(riparian braided channels] <br />F]) ligh = 3 points <br />NOTE: If you have four or more classes or three vegetation classes and open water <br />Check the habitat features that are present in the wetland The number of checks i.s the <br />number ofpoin1s you put into the nett column. <br />=large, downed, woody debris within the wetland (>4in. diameter and 6 II 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 />]cast 3.3 ft (I m) over a stream (or ditch) in, or contiguous with the unit, for at least 33 ft <br />(10m) 3 <br />=Stable steep banks of fine material that might be used by beaver or muskrat for dcnning <br />(>30dcgrcc slope) OR signs of recent beaver activity are present (cut shrubs or trees that <br />have not vet turned grey/hrown) <br />=At least''✓. acre of thin -stemmed persistent vegetation or woody branches are present in areas <br />that are permanently or seasonally inundated. (structures for• egg -!aping by amphibians) <br />= Invasive plants cover less than 25% of the wetland area in each stratum of plants <br />NOTE: The 20% stated in early printings of the manual on page 78 is an error. e e e <br />H 1. TOTAL Score - potential for providing habitat ! 5 <br />Add the scores from HI. 1, 111.2, H1.3• H1.4, HI.5 o o <br />Comments <br />Wetland Rating Form— western Washington 14 <br />version 2 <br />August 2004 <br />