1 / 12

Ecological objective

Ecological objective. Mitigate effects of human induced alterations. Identify alteration sources. Describe unaltered system. Deficits = impact. Mitigation measures. Define unaltered state. Habitat reference. Target fish community. Species/life-stage habitat needs.

teleri
Download Presentation

Ecological objective

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Ecological objective Mitigate effects of human induced alterations Identify alteration sources Describe unaltered system Deficits = impact Mitigation measures

  2. Define unaltered state Habitat reference Target fish community Species/life-stage habitat needs Spatial habitat distribution Unaltered flow Habitat time series analysis CUT curves, RVA

  3. Target Community Fallfish Other Pumpkinseed Yellow perch American eel Tessellated darter E blacknose dace Common shiner Longnose dace White sucker Bain & Meixler 2000

  4. Survey 6

  5. Velocity distribution in HMU’s Backwater Glide Run Rapid

  6. FALLFISH FALLFISH pool pool Presence ( Presence ( 76% 76% ) ) Beta Beta BOULDER BOULDER 1.95 1.95 SHADING SHADING -1.07 -1.07 DEPTH 0-25 cm DEPTH 0-25 cm -1.76 -1.76 riffle riffle VELOCITY 45-60 cm/s VELOCITY 45-60 cm/s 1.06 1.06 RUN RUN -0.57 -0.57 High abundance ( High abundance ( 60% 60% ) ) Overhanging Overhanging rapid rapid vegetation vegetation -0.97 -0.97

  7. Cwsa

  8. Hydrological criteria setting CUT-curves

  9. Target habitograph

More Related