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4. Additional Issues to Evaluate <br /> 4.1 Instream habitat and instr <br /> eam disturbance <br /> Potential Issues <br /> Instream habitat includes those areas within the w <br /> of intermittent streams. Altering the structure of instr of rivers and stre <br /> of a stream and negatively affect the salmon, Fo ams or within the channel bed <br /> eam habitat can alter the processes and functions <br /> for spawning and early rearing stages. Removi r example' salmon re wire <br /> structures within the stre q ~'avel and cobble substrates <br /> ambed may change the Nape of the c cks' gravel, logs or other physical <br /> stream or river. In addition, various stream cha <br /> hannels and alter the hydraulics of a <br /> may trample eggs or trap adult fish re nnel disturbances (e.g., trampling by hea <br /> p paring to spawn. v3' equipment) <br /> Ke Question <br /> 1 <br /> <br /> I 1 Question. <br /> Does the project call for an l~cs/~'~'o <br /> within the S7t Y activity to occur within the ch <br /> ~n'~mreSalmon Guidelines Area? annel of a waterbody <br /> If you answered `YES' to this question, proceed with t <br /> answered ~Np, to this question he Potential Solutions table below. If <br /> move to Section 4.2. you <br /> Potential Re uirements and Solutions <br /> .Requirement or Solution <br /> 1 If you are working within the channel of a <br /> Yes/No <br /> Guidelines Area, the followin stream in the <br /> Erosion Control Permit (cipeoffits are required: salmon <br /> • Fill-Removal Pe Y Eugene Public Works) <br /> • f <br /> Willamette Greenwa (pOeegon DSL and US Arm <br /> Y rmit (only if in the Willa <br /> ete Greenwa <br /> NOTE: If you need a federal e Y) <br /> p rmit for the project, this would likel tri <br /> Section 7 Consultation with NO <br /> AA Fisheries (see Section 4.9 of this docger <br /> 2 Seek to implement alternatives that do not re uir wnent). <br /> 3 <br /> Consult with ODFW fisheries biologists and grive working in the stream channel. <br /> how to minimize im acts to stream ch p ate hydrologists to determine <br /> p annel and salmon. <br /> 4 Utilize techniques that do not require hea <br /> ~':y machinery in the stream channel to <br /> minimize disturbance to the stream channel. ~ <br /> r <br /> i <br /> Guidelines for salmon 4-19-04 <br /> Page 10 <br /> _ <br /> <br />