8172

• UCREFRP Catalog Number: 8172
• Author: Jacobi, G. Z., J. E. Sublette, S. J. Herrmann, D. E. Cowley and M. D. Hatch.
• Title: Final Report
• USFW Year: 1998.
• USFW - Doc Type: Investigations of an Index of Biotic Integrity in New Mexico.
• Copyright Material: NO

Table I. Descriptions of categorical environmental variables.
Variable Value Description
Land Use Designation 1 Urban/Farmland
2 Lava Beds
3 Sand Dunes
4 Alpine Tundra
S Subalpine Coniferous Forest
6 Montane Coniferous Forest
7 Coniferous and Mixed Woodland
8 Juniper Savana
9 Plains-Mesa Grassland
10 Montane Grassland
11, Desert Grassland
12 Chihuahuan Desert Scrub
13 Great Basin Desert Scrub
14 Plains-Mesa Sand Scrub
15 Montane Scrub
16 Closed Basin Scrub
In-Stream vegetation 1 DEC - coarse particulate organic material (CPom) > 1 mm,
composed of deciduous material, e.g., alder, willow,
cottonwood, oak; primarily allochthonous material
2 CON - CP014, composed of coniferous material, e.g., pine
needles, juniper bracts, cones; primarily allochthonous
material
3 GRA - bank grasses
4 PER - periphyton (including attached algae, Hostoc)
5 FIL - filamentous (attached, flowing) algae (Cladophora,
Xydrurus)j autochthonous material
6 VP - vascular plants (Elodea, Ranunculus, etc.)
7 CGR - clean (scoured gravel or rubble)
e CPG - clean pea gravel dominant
9 FPOM - fine particulate organic material < 1 mm, undefined
in origin
10 C12 - combination of 1 and 2
it C46 - combination of 4 and 6
12 C1246 - combination of 1, 2, 4, and 6
13 C135 - combination of 1, 3, and 5
14 C13 - combination of 1 and 3
15 C19 - combination of i and 9
Embeddedness 1 0 - 25t embeddedness
2 26 - 50t embeddedness
3 S1 - 7St embeddedness
4 76 - 1001 embeddedness
Substrate Composition 1 BRG - boulder, rubble, gravel dominant
2 SaSi - sand and silt dominant
3 RG - rubble and gravel dominant
4 RGSa - rubble, gravel, sand dominant
51
Tables l