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GENERALID <br /> Stream ID TM-AI8-STR-01 Stream Name: Brighton Ditch <br /> Lat: 39.98955 -104.84431 Date: 7-6-2017 <br /> Pro ect Name: Tucson South Mine Client:Aggregate Industries <br /> Investigators: J. Heule, C. Ansari <br /> Flow Regime: Intermittent Water Type: RPW Photo ID: <br /> CHANNELFEATURES <br /> Estimate Measurements Stream Erosion <br /> Top of Bank Width (feet): 1 20 Stream Erosion: None <br /> Top of Bank Height(feet): 15 Artificial, Modified, or Channelized: Yes <br /> LB (feet): 12 Dam Present: No <br /> RB feet): 12 Sinuosity: Low <br /> Water Depth(in. : 2 Gradient: N/A <br /> Water Width (feet), 8 <br /> High Water Mark inches): 8 <br /> FLOW CHARACTERISTICS <br /> Water Present: Flowing Water Proportion of Reach Re resented by Stream Morphology Types: <br /> Velocity: Moderate Riffle(% : Pool(%): Run % : 100 <br /> Turbidity: Turbid <br /> Other: <br /> SUBSTRATE COMPONENTS <br /> Inorganic Substrate Com ponents—Should add to 100% Organic Substrate Components—Does not nec ssarily add to 100% <br /> %Composition in %Composition in <br /> Substrate Type Diameter Sampling Reach Substrate Type Characteristic Sampling Reach <br /> Bedrock Detritus Sticks, wood, coarse 50 <br /> lant materials CPOM <br /> Boulder >256mm (10") Muck—Mud Black, very fine grain <br /> organic <br /> Cobble 64-256mm 2.5"-10" Marl Grey, shell fragments <br /> Gravel 2-64mm 0.1"-2.5" Concrete lined stream bed. <br /> Sand 0.06-2mm (gritty) <br /> Silt 0.004-0.06mm <br /> Clay < 0.004mm slick <br /> WATERSHED FEATURES <br /> Predominant Surrounding Land Use: ❑ Forest ❑ Industrial(gravel quarry) <br /> ® Field/Pasture ❑ Residential <br /> ® Agricultural Other: <br /> ® Commercial <br /> Indicate the dominant type: ❑ Trees Z Grasses <br /> ❑ Shrubs N Herbaceous <br /> Canopy Cover: O en <br /> Floodplain Width: I Moderate(15-30 ft) I Wetland Present: ❑ Yes ❑ No Wetland ID: <br /> AQUATIC VEGETATION <br /> Indicate the dominant type and record the dominantspecies resent: <br /> ❑ Rooted emergent ❑ Rooted ❑ Rooted floating ❑ Free floating <br /> submer ent <br /> ❑ Floating algae ❑ Attached algae ❑ None ❑ Reed canary grass <br /> MACROINVERTEBRATES OR OTHER WILDLIFE OBSERVED/OBSERVATIONS AND NOTES <br />