WILD AND SCENIC RIVER ANALYSIS SAN JUAN NATIONAL FOREST - PowerPoint PPT Presentation

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WILD AND SCENIC RIVER ANALYSIS SAN JUAN NATIONAL FOREST

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Sufficient flow to sustain the ORV. Selection of Rivers. Joint FS and BLM plan ... Black Swift. Nests behind or adjacent to waterfalls ... – PowerPoint PPT presentation

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Title: WILD AND SCENIC RIVER ANALYSIS SAN JUAN NATIONAL FOREST


1
WILD AND SCENIC RIVERANALYSISSAN JUAN NATIONAL
FOREST
2
Eligibility
  • Free-flowing
  • River
  • With Outstandingly Remarkable Values

3
Rivers
  • Flowing body of water
  • Sufficient flow to sustain the ORV

4
Selection of Rivers
  • Joint FS and BLM plan
  • Different scales and amount of details in
    different areas

5
Mapped streams in Planning area
6
Named streams 665 unique names
Mapped streams grey Named streams blue
7
Third order (from USGS) on Forest
8
Streams considered 370 unique names named 3rd
order or greater on FS named outside FS
added a few per specialists
9
Streams evaluated not CANM not mostly
private or Tribe Rivers broken in several
places 310 segments evaluated
10
Free Flowing
  • Not McPhee, Lemon, Vallecito, Williams
    Reservoirs
  • Calculated decreed water rights in ½ mile
    corridor
  • ORVs not always dependent on flow

11
Outstandingly Remarkable Values
  • Fish
  • Occupied TE
  • Occupied Colorado River Cutthroat
  • Possibility of meta-population
    reintroduction
  • Not all reintroduction

12
Outstandingly remarkable values
  • Wildlife
  • Many supporting values not ORV
  • Black Swift
  • Nests behind or adjacent to waterfalls
  • 110 occupied nests in Colorado (20 of world
    population
  • SJNF about 30 nests (6 of world population)

13
Outstandingly Remarkable Values
  • Recreation
  • High Use areas for rafting
  • Nationally known areas
  • Scenic Byway
  • Major Wilderness access corridors

14
Outstandingly Remarkable Values
  • Archeology
  • Inventoried National Register eligible
  • Not historic road or railroad crossing
  • Not lithic scatter or seasonal camps

15
Outstandingly Remarkable Values
  • Geology
  • Headwaters complex time span revealed rivals
    Grand Canyon, pick best example
  • Geology controls unique canyon shapes
  • Many supporting values, not ORV

16
Outstandingly Remarkable Values
  • Scenery
  • Unique landforms
  • Scenic Byway
  • Some overlap with recreation
  • Many supporting values, not ORV

17
Outstandingly Remarkable Values
  • Ecology
  • Rare plants
  • Unique wetlands
  • Uncommon assemblages of plants
  • CNHP identified (but not all)

18
Eligible streams 73 segments Rivers broken in
several places
19
Streams considered 370 unique names named 3rd
order or greater on FS named outside FS
added a few per specialists
20
Mapped streams in Planning area
21
Eligible streams 73 segments Rivers broken in
several places
22
Previous studies
  • Incorporate previous studies
  • Add or extend streams based on previous more
    detailed studies
  • Showed on previous map

23
Classification
24
Eligible rivers with classification 97
segments
25
Suitability
  • Best use? Protect ORVs vs. other uses?
  • Best method? Wild Scenic vs. other protections?

26
Suitability discussion
Grey arch only (17) Blue other or
multiple ORVs
27
Handout- disclaimer
  • Not 1 to1 match with map because of
    classification breaks
  • Mileages from various sources, need recalculated
  • ORVs and supporting values need ID team
    clarification
  • means Hermosa Creek watershed

28
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