PERMFILE130584

• Permit No: C1981016
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Aquatic Resources
• Section_Exhibit Name: APPENDIX D CONTINUED
• Media Type: D
• Archive: No

•le 4.0-3. Relative abundance and replicate dens~ies (no./cm2) of periphyton genera collected at •
station Din the North Fork Gunnison River, November 11 and 12, 1980.
Letter Prefixes Before Each Taxon Indicate Algal Division:
A = Chrysophyta (Diatoms, etc.)
A
C = Chlorophyta (greens)
D = Euglenophyt a (Euglenoids)
E = Cyanophyta (blue-greens)
G = Pyrrophyta (golden-browns)
South Fliddle North Mean Values
Taxa Name % Abundance % Abundance % Abundance % Abundance Mean Rank
A Amphipleura 1.0 1.5 1.5 1.3 11
E Calothrix 6.5 9.0 1.5 5.7 5
A Diatoma 3.0 2.0 4.5 3.2 7
A Navicula 3.5 2.5 9.0 5.0 6
A Synedra 1.5 0.0 0.0 0.5 13
A Stephanodiscus 1.0 0.0 0.0 0.3 i4
A Fragilaria 0.5 2.5 3.5 2.2 10
A Melosira 1.5 0.0 2.0 1.2 12
A Epithemia 2.5 1.0 0.5 1.3 11
A Achnanthes 25.5 22.0 18.0 21.8 2
E Schizothrix 26.5 26.5 23.0 25.3 1
A Cymbella 9.5 15.0 7.5 10.8 4
A Nitzschia 11.5 12.0 22.5 15.3 3
A Gomphonema 3.5 3.5 2.0 3.0 8
A Cocconeis 2.0 2.5 3.0 2.5 9
E Unidentified Cyanophyta 0.0 0.0 1.0 0.2 15
C Ulothrix 0.0 0.0 0.5 0.2 15
Total Denisites (no./cm2) 1,449,683 1,540,288 145,160 1,245,043
Total Units Counted 200 200 200
Total Taxa Counted 16 12 15