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Operational Plan for the Restoration of Diadromous Fishes to the ...

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Once fish passage efficiency studies are complete, redesign <strong>of</strong> existing facilities,<br />

operational changes <strong>to</strong> <strong>the</strong> existing facilities, and/or installation <strong>of</strong> additional fish<br />

passage facilities are <strong>to</strong> be undertaken.<br />

17.1.6 Assess Fish Passage Improvements <strong>for</strong> Juvenile and Adult Atlantic<br />

Salmon at Tributary Dams<br />

A minimum <strong>of</strong> three field seasons are needed <strong>to</strong> verify that <strong>the</strong> improvements allow<br />

<strong>the</strong> fish passage facilities <strong>to</strong> meet efficiency goals <strong>for</strong> passage <strong>of</strong> adult and juvenile<br />

Atlantic salmon.<br />

17.2.1 Review FERC Licenses and Lower Penobscot River Multiparty<br />

Settlement Agreement (MPA) <strong>for</strong> Specific Fish Passage Deliverables at<br />

Howland and Lowell Tannery <strong>for</strong> Juvenile and Adult Alewife<br />

Hydro licenses issued <strong>for</strong> <strong>the</strong> Howland and Lowell Tannery dams located on<br />

Penobscot River tributaries need review <strong>to</strong> determine what articles, if any, were<br />

included by FERC that address fish passage. Similarly, <strong>the</strong> MPA contains specific<br />

language on fish passage provisions that could affect timelines listed in <strong>the</strong> work<br />

plan. Additionally, <strong>the</strong> MPA spells out specific fish passage strategies depending on<br />

whe<strong>the</strong>r <strong>the</strong> Veazie and Great Works dams are removed and <strong>the</strong> Howland Dam is<br />

bypassed as well as <strong>to</strong> which entity would be responsible <strong>for</strong> funding, installing, and<br />

operating <strong>the</strong> fish passage facilities.<br />

17.2.2 Develop Assessment Study <strong>Plan</strong>s, Conduct Fish Passage Efficiency<br />

Studies, and Develop Recommendations <strong>for</strong> Fish Passage Improvements <strong>for</strong><br />

Juvenile and Adult Alewife<br />

The Howland and Lowell Tannery fish passage facilities, installed in 1965 (Howland)<br />

and 1985 (Lowell Tannery), have not been assessed <strong>for</strong> <strong>the</strong> passage <strong>of</strong> juvenile and<br />

adult alewife since <strong>the</strong>y were primarily constructed <strong>for</strong> passage <strong>of</strong> Atlantic salmon.<br />

Studies <strong>of</strong> <strong>the</strong> existing upstream and downstream fish passage facilities and/or<br />

operational measures (e.g. cycling turbines, opening sluice gates, temporary<br />

shutdown <strong>of</strong> generation) need <strong>to</strong> be undertaken <strong>to</strong> ensure <strong>the</strong> existing passage<br />

facilities function properly and are effective in passing alewife. Any newly<br />

constructed fish passage facilities (e.g. Howland bypass) will need <strong>to</strong> undergo<br />

rigorous testing <strong>to</strong> ensure <strong>the</strong>y function properly and are effective in passing alewife.<br />

All studies should be undertaken over <strong>the</strong> course <strong>of</strong> a minimum <strong>of</strong> three field<br />

seasons after Phase 1 lakes located above <strong>the</strong> Howland and Lowell Tannery dams<br />

are s<strong>to</strong>cked.<br />

17.2.3 Complete Fish Passage Improvements Based on Passage Efficiency<br />

Studies<br />

Once fish passage efficiency studies are complete, redesign <strong>of</strong> existing facilities at<br />

Lowell Tannery and Howland including <strong>the</strong> bypass, operational changes <strong>to</strong> <strong>the</strong><br />

existing facilities or bypass, and/or installation <strong>of</strong> additional fish passage facilities at<br />

<strong>the</strong> Howland and Lowell Tannery dams are <strong>to</strong> be undertaken.<br />

PRFP Page 70

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