Throughout FCCS fuelbed XML files, number codes stand in for values (e.g., vegetation form, ladder fuels type, litter arrangement). This table has the definitions for all such fields (given in the FieldID column). Species are represented by their ITIS Taxonomic Serial Number (TSN), defined in their own table.
| Stratum | FieldName | FieldID | FieldDesc |
|---|---|---|---|
| General | Ecoregion division | 120 | Tundra |
| General | Ecoregion division | 130 | Subarctic |
| General | Ecoregion division | 210 | Warm Continental |
| General | Ecoregion division | 220 | Hot Continental |
| General | Ecoregion division | 230 | Subtropical |
| General | Ecoregion division | 240 | Marine |
| General | Ecoregion division | 250 | Prairie |
| General | Ecoregion division | 260 | Mediterranean |
| General | Ecoregion division | 310 | Tropical/Subtropical Steppe |
| General | Ecoregion division | 320 | Tropical/Subtropical Desert |
| General | Ecoregion division | 330 | Temperate Steppe |
| General | Ecoregion division | 340 | Temperate Desert |
| General | Ecoregion division | 410 | Savanna |
| General | Ecoregion division | 420 | Rainforest |
| General | Vegetation form | 1 | Broadleaf Forest |
| General | Vegetation form | 2 | Conifer Forest |
| General | Vegetation form | 3 | Grassland |
| General | Vegetation form | 4 | Mixed Forest |
| General | Vegetation form | 5 | Savanna |
| General | Vegetation form | 6 | Shrubland |
| General | Vegetation form | 7 | Slash |
| General | Cover type | 14 | SAF 1: Jack pine |
| General | Cover type | 15 | SAF 5: Balsam fir |
| General | Cover type | 16 | SAF 12: Black spruce |
| General | Cover type | 17 | SAF 13: Black spruce-tamarack |
| General | Cover type | 43 | SAF 14: Northern pin oak |
| General | Cover type | 30 | SAF 15: Red pine |
| General | Cover type | 20 | SAF 16: Aspen (eastern) |
| General | Cover type | 21 | SAF 17: Pin cherry |
| General | Cover type | 22 | SAF 18: Paper birch |
| General | Cover type | 44 | SAF 19: Gray birch-red maple |
| General | Cover type | 34 | SAF 20: White pine-northern red oak-red maple |
| General | Cover type | 31 | SAF 21: Eastern white pine |
| General | Cover type | 32 | SAF 22: White pine-hemlock |
| General | Cover type | 33 | SAF 23: Eastern hemlock |
| General | Cover type | 36 | SAF 24: Hemlock-yellow birch |
| General | Cover type | 38 | SAF 25: Sugar maple-beech-yellow birch |
| General | Cover type | 39 | SAF 26: Sugar maple-basswood |
| General | Cover type | 37 | SAF 27: Sugar maple |
| General | Cover type | 40 | SAF 28: Black cherry-maple |
| General | Cover type | 26 | SAF 30: Red spruce-yellow birch |
| General | Cover type | 27 | SAF 31: Red spruce-sugar maple-beech |
| General | Cover type | 23 | SAF 32: Red spruce |
| General | Cover type | 24 | SAF 33: Red spruce-balsam fir |
| General | Cover type | 25 | SAF 34: Red spruce-Fraser fir |
| General | Cover type | 28 | SAF 35: Paper birch-red spruce-balsam fir |
| General | Cover type | 29 | SAF 37: Northern white cedar |
| General | Cover type | 19 | SAF 38: Tamarack |
| General | Cover type | 45 | SAF 39: Black ash-American elm-red maple |
| General | Cover type | 47 | SAF 40: Post oak-blackjack oak |
| General | Cover type | 48 | SAF 42: Bur oak (eastern) |
| General | Cover type | 49 | SAF 43: Bear oak |
| General | Cover type | 50 | SAF 44: Chestnut oak |
| General | Cover type | 63 | SAF 45: Pitch pine |
| General | Cover type | 64 | SAF 46: Eastern redcedar |
| General | Cover type | 55 | SAF 50: Black locust |
| General | Cover type | 35 | SAF 51: White pine-chestnut oak |
| General | Cover type | 51 | SAF 52: White oak-black oak-northern red oak |
| General | Cover type | 52 | SAF 53: White oak |
| General | Cover type | 54 | SAF 55: Northern red oak |
| General | Cover type | 56 | SAF 57: Yellow-poplar |
| General | Cover type | 57 | SAF 58: Yellow-poplar-eastern hemlock |
| General | Cover type | 58 | SAF 59: Yellow-poplar-white oak-northern red oak |
| General | Cover type | 41 | SAF 60: Beech-sugar maple |
| General | Cover type | 59 | SAF 61: River birch-sycamore |
| General | Cover type | 60 | SAF 62: Silver maple-American elm |
| General | Cover type | 80 | SAF 63: Cottonwood |
| General | Cover type | 61 | SAF 64: Sassafras-persimmon |
| General | Cover type | 62 | SAF 65: Pin oak-sweetgum |
| General | Cover type | 93 | SAF 66: Ashe juniper-redberry (Pinchot) juniper |
| General | Cover type | 94 | SAF 67: Mohr's ('shin') oak |
| General | Cover type | 95 | SAF 68: Mesquite |
| General | Cover type | 65 | SAF 69: Sand pine |
| General | Cover type | 66 | SAF 70: Longleaf pine |
| General | Cover type | 75 | SAF 71: Longleaf pine-scrub oak |
| General | Cover type | 96 | SAF 72: Southern scrub oak |
| General | Cover type | 97 | SAF 73: Southern redcedar |
| General | Cover type | 98 | SAF 74: Cabbage palmetto |
| General | Cover type | 68 | SAF 75: Shortleaf pine |
| General | Cover type | 76 | SAF 76: Shortleaf pine-oak |
| General | Cover type | 77 | SAF 78: Virginia pine-oak |
| General | Cover type | 69 | SAF 79: Virginia pine |
| General | Cover type | 71 | SAF 80: Loblolly pine-shortleaf pine |
| General | Cover type | 70 | SAF 81: Loblolly pine |
| General | Cover type | 78 | SAF 82: Loblolly pine-hardwood |
| General | Cover type | 67 | SAF 83: Longleaf pine-slash pine |
| General | Cover type | 72 | SAF 84: Slash pine |
| General | Cover type | 79 | SAF 85: Slash pine-hardwood |
| General | Cover type | 99 | SAF 87: Sweetgum-yellow-poplar |
| General | Cover type | 81 | SAF 88: Willow oak-water oak-diamondleaf oak |
| General | Cover type | 82 | SAF 89: Live oak |
| General | Cover type | 83 | SAF 91: Swamp chestnut oak-cherrybark oak |
| General | Cover type | 84 | SAF 92: Sweetgum-willow oak |
| General | Cover type | 85 | SAF 93: Sugarberry-American elm-green ash |
| General | Cover type | 86 | SAF 94: Sycamore-sweetgum-American elm |
| General | Cover type | 87 | SAF 95: Black willow |
| General | Cover type | 88 | SAF 96: Overcup oak-water hickory |
| General | Cover type | 100 | SAF 97: Atlantic white-cedar |
| General | Cover type | 74 | SAF 98: Pond pine |
| General | Cover type | 101 | SAF 100: Pondcypress |
| General | Cover type | 89 | SAF 101: Baldcypress |
| General | Cover type | 90 | SAF 102: Baldcypress-tupelo |
| General | Cover type | 91 | SAF 103: Water tupelo-swamp tupelo |
| General | Cover type | 92 | SAF 104: Sweetbay-swamp tupelo-redbay |
| General | Cover type | 102 | SAF 105: Tropical hardwoods (Florida) |
| General | Cover type | 103 | SAF 106: Mangrove |
| General | Cover type | 18 | SAF 107: White spruce |
| General | Cover type | 42 | SAF 108: Red maple |
| General | Cover type | 46 | SAF 109: Hawthorn |
| General | Cover type | 53 | SAF 110: Black oak |
| General | Cover type | 73 | SAF 111: South Florida slash pine |
| General | Cover type | 104 | SAF 201: White spruce |
| General | Cover type | 106 | SAF 202: White spruce-paper birch |
| General | Cover type | 108 | SAF 203: Balsam poplar |
| General | Cover type | 109 | SAF 204: Black spruce |
| General | Cover type | 112 | SAF 205: Mountain hemlock |
| General | Cover type | 113 | SAF 206: Engelmann spruce-subalpine fir |
| General | Cover type | 114 | SAF 207: Red fir |
| General | Cover type | 115 | SAF 208: Whitebark pine |
| General | Cover type | 116 | SAF 209: Bristlecone pine |
| General | Cover type | 118 | SAF 210: Interior Douglas-fir |
| General | Cover type | 119 | SAF 211: White fir |
| General | Cover type | 120 | SAF 212: Western larch |
| General | Cover type | 121 | SAF 213: Grand fir |
| General | Cover type | 122 | SAF 215: Western white pine |
| General | Cover type | 123 | SAF 216: Blue spruce |
| General | Cover type | 124 | SAF 217: Aspen (western) |
| General | Cover type | 125 | SAF 218: Lodgepole pine |
| General | Cover type | 126 | SAF 219: Limber pine |
| General | Cover type | 127 | SAF 220: Rocky Mountain juniper |
| General | Cover type | 128 | SAF 221: Red alder |
| General | Cover type | 129 | SAF 222: Black cottonwood-willow |
| General | Cover type | 130 | SAF 223: Sitka spruce |
| General | Cover type | 131 | SAF 224: Western hemlock |
| General | Cover type | 132 | SAF 225: Western hemlock-Sitka spruce |
| General | Cover type | 133 | SAF 226: Coastal true fir-hemlock |
| General | Cover type | 134 | SAF 227: Western redcedar-western hemlock |
| General | Cover type | 135 | SAF 228: Western redcedar |
| General | Cover type | 136 | SAF 229: Pacific Douglas-fir |
| General | Cover type | 137 | SAF 230: Douglas-fir-western hemlock |
| General | Cover type | 138 | SAF 231: Port Orford-cedar |
| General | Cover type | 139 | SAF 232: Redwood |
| General | Cover type | 140 | SAF 233: Oregon white oak |
| General | Cover type | 141 | SAF 234: Douglas-fir-tanoak-Pacific madrone |
| General | Cover type | 142 | SAF 235: Cottonwood-willow |
| General | Cover type | 143 | SAF 236: Bur oak (western) |
| General | Cover type | 144 | SAF 237: Interior ponderosa pine |
| General | Cover type | 145 | SAF 238: Western juniper |
| General | Cover type | 146 | SAF 239: Pinyon-juniper |
| General | Cover type | 147 | SAF 240: Arizona cypress |
| General | Cover type | 148 | SAF 241: Western live oak |
| General | Cover type | 149 | SAF 242: Mesquite |
| General | Cover type | 150 | SAF 243: Sierra Nevada mixed conifer |
| General | Cover type | 151 | SAF 244: Pacific ponderosa pine-Douglas-fir |
| General | Cover type | 152 | SAF 245: Pacific ponderosa pine |
| General | Cover type | 153 | SAF 246: California black oak |
| General | Cover type | 154 | SAF 247: Jeffrey pine |
| General | Cover type | 155 | SAF 248: Knobcone pine |
| General | Cover type | 156 | SAF 249: Canyon live oak |
| General | Cover type | 157 | SAF 250: Blue oak-digger pine |
| General | Cover type | 105 | SAF 251: White spruce-aspen |
| General | Cover type | 107 | SAF 252: Paper birch |
| General | Cover type | 110 | SAF 253: Black spruce-white spruce |
| General | Cover type | 111 | SAF 254: Black spruce-paper birch |
| General | Cover type | 158 | SAF 255: California coast live oak |
| General | Cover type | 117 | SAF 256: California mixed subalpine |
| General | Cover type | 1 | SRM 101: Bluebunch wheatgrass |
| General | Cover type | 2 | SRM 102: Idaho fescue |
| General | Cover type | 3 | SRM 103: Green fescue |
| General | Cover type | 4 | SRM 104: Antelope bitterbrush-bluebunch wheatgrass |
| General | Cover type | 5 | SRM 105: Antelope bitterbrush-Idaho fescue |
| General | Cover type | 6 | SRM 106: Bluegrass scabland |
| General | Cover type | 7 | SRM 107: Western juniper-big sagebrush-bluebunch wheatgrass |
| General | Cover type | 8 | SRM 108: Alpine Idaho fescue |
| General | Cover type | 9 | SRM 109: Ponderosa pine - shrubland |
| General | Cover type | 10 | SRM 110: Ponderosa pine - grassland |
| General | Cover type | 11 | SRM 201: Blue oak woodland |
| General | Cover type | 12 | SRM 202: Coast live oak woodland |
| General | Cover type | 13 | SRM 203: Riparian woodland |
| General | Cover type | 159 | SRM 204: Northern coastal shrub |
| General | Cover type | 160 | SRM 205: Coastal sage shrub |
| General | Cover type | 161 | SRM 206: Chamise chaparral |
| General | Cover type | 162 | SRM 207: Scrub oak mixed chaparral |
| General | Cover type | 163 | SRM 208: Ceanothus mixed chaparral |
| General | Cover type | 164 | SRM 209: Montane shrubland |
| General | Cover type | 165 | SRM 210: Bitterbrush |
| General | Cover type | 166 | SRM 211: Creosote bush shrub |
| General | Cover type | 167 | SRM 212: Blackbush |
| General | Cover type | 168 | SRM 213: Alpine grassland (Pacific Southwest) |
| General | Cover type | 169 | SRM 214: Coastal prairie |
| General | Cover type | 170 | SRM 215: Valley grassland (Pacific Southwest) |
| General | Cover type | 171 | SRM 216: Montane meadows |
| General | Cover type | 172 | SRM 217: Wetlands (Pacific Southwest) |
| General | Cover type | 173 | SRM 301: Bluebunch wheatgrass-blue grama |
| General | Cover type | 174 | SRM 302: Bluebunch wheatgrass-Sandberg bluegrass |
| General | Cover type | 175 | SRM 303: Bluebunch wheatgrass-western wheatgrass |
| General | Cover type | 176 | SRM 304: Idaho fescue-bluebunch wheatgrass |
| General | Cover type | 177 | SRM 305: Idaho fescue-Richardson wheatgrass |
| General | Cover type | 178 | SRM 306: Idaho fescue-slender wheatgrass |
| General | Cover type | 179 | SRM 307: Idaho fescue-threadleaf sedge |
| General | Cover type | 180 | SRM 308: Idaho fescue-tufted hairgrass |
| General | Cover type | 181 | SRM 309: Idaho fescue-western wheatgrass |
| General | Cover type | 182 | SRM 310: Needle-and-thread - blue grama |
| General | Cover type | 183 | SRM 311: Rough fescue-bluebunch wheatgrass |
| General | Cover type | 184 | SRM 312: Rough fescue-Idaho fescue |
| General | Cover type | 185 | SRM 313: Tufted hairgrass-sedge |
| General | Cover type | 186 | SRM 314: Big sagebrush-bluebunch wheatgrass |
| General | Cover type | 187 | SRM 315: Big sagebrush-Idaho fescue |
| General | Cover type | 188 | SRM 316: Big sagebrush-rough fescue |
| General | Cover type | 189 | SRM 317: Bitterbrush-bluebunch wheatgrass |
| General | Cover type | 190 | SRM 318: Bitterbrush-Idaho fescue |
| General | Cover type | 191 | SRM 319: Bitterbrush-rough fescue |
| General | Cover type | 192 | SRM 320: Black sagebrush-bluebunch wheatgrass |
| General | Cover type | 193 | SRM 321: Black sagebrush-Idaho fescue |
| General | Cover type | 194 | SRM 322: Curlleaf mountain-mahogany-bluebunch wheatgrass |
| General | Cover type | 195 | SRM 323: Shrubby cinquefoil-rough fescue |
| General | Cover type | 196 | SRM 324: Threetip sagebrush-Idaho fescue |
| General | Cover type | 197 | SRM 401: Basin big sagebrush |
| General | Cover type | 198 | SRM 402: Mountain big sagebrush |
| General | Cover type | 199 | SRM 403: Wyoming big sagebrush |
| General | Cover type | 200 | SRM 404: Treetip sagebrush |
| General | Cover type | 201 | SRM 405: Black sagebrush |
| General | Cover type | 202 | SRM 406: Low sagebrush |
| General | Cover type | 203 | SRM 407: Stiff sagebrush |
| General | Cover type | 204 | SRM 408: Other sagebrush types |
| General | Cover type | 205 | SRM 409: Tall forb (great basin) |
| General | Cover type | 206 | SRM 410: Alpine rangeland (great basin) |
| General | Cover type | 207 | SRM 411: Aspen woodland |
| General | Cover type | 208 | SRM 412: Juniper-pinyon woodland |
| General | Cover type | 209 | SRM 413: Gambel oak |
| General | Cover type | 210 | SRM 414: Salt desert shrub |
| General | Cover type | 211 | SRM 415: Curlleaf mountain-mahogany |
| General | Cover type | 212 | SRM 416: True mountain-mahogany |
| General | Cover type | 213 | SRM 417: Littleleaf mountain-mahogany |
| General | Cover type | 214 | SRM 418: Bigtooth maple |
| General | Cover type | 215 | SRM 419: Bittercherry |
| General | Cover type | 216 | SRM 420: Snowbush |
| General | Cover type | 217 | SRM 421: Chokecherry-serviceberry-rose |
| General | Cover type | 218 | SRM 422: Riparian (great basin) |
| General | Cover type | 219 | SRM 501: Saltbush-greasewood |
| General | Cover type | 220 | SRM 502: Grama-galetta |
| General | Cover type | 221 | SRM 503: Arizona chaparral |
| General | Cover type | 222 | SRM 504: Juniper-pinyon pine woodland |
| General | Cover type | 223 | SRM 505: Grama-tobosa shrub |
| General | Cover type | 224 | SRM 506: Creosotebush-bursage |
| General | Cover type | 225 | SRM 507: Palo Verde-cactus |
| General | Cover type | 226 | SRM 508: Creosotebush-tarbush |
| General | Cover type | 227 | SRM 509: Oak-juniper woodland and mahogany-oak |
| General | Cover type | 228 | SRM 601: Bluestem prairie |
| General | Cover type | 229 | SRM 602: Bluestem-prairie sandreed |
| General | Cover type | 230 | SRM 603: Prairie sandreed-needlegrass |
| General | Cover type | 231 | SRM 604: Bluestem-grama prairie |
| General | Cover type | 232 | SRM 605: Sandsage prairie |
| General | Cover type | 233 | SRM 606: Wheatgrass-bluestem-needlegrass |
| General | Cover type | 234 | SRM 607: Wheatgrass-needlegrass |
| General | Cover type | 235 | SRM 608: Wheatgrass-grama-needlegrass |
| General | Cover type | 236 | SRM 609: Wheatgrass-grama |
| General | Cover type | 237 | SRM 610: Wheatgrass |
| General | Cover type | 238 | SRM 611: Blue grama-buffalograss |
| General | Cover type | 239 | SRM 612: Sagebrush-grass |
| General | Cover type | 240 | SRM 613: Fescue grassland |
| General | Cover type | 241 | SRM 614: Crested wheatgrass |
| General | Cover type | 242 | SRM 615: Wheatgrass-saltgrass-grama |
| General | Cover type | 243 | SRM 701: Alkali sacaton-tobosagrass |
| General | Cover type | 244 | SRM 702: Black grama-alkali sacaton |
| General | Cover type | 245 | SRM 703: Black grama-sideoats grama |
| General | Cover type | 246 | SRM 704: Blue grama-western wheatgrass |
| General | Cover type | 247 | SRM 705: Blue grama-galetta |
| General | Cover type | 248 | SRM 706: Blue grama-sideoats grama |
| General | Cover type | 249 | SRM 707: Blue grama-sideoats grama-black grama |
| General | Cover type | 250 | SRM 708: Bluestem-dropseed |
| General | Cover type | 251 | SRM 709: Bluestem-grama |
| General | Cover type | 252 | SRM 710: Bluestem prairie |
| General | Cover type | 253 | SRM 711: Bluestem-sacahuista prairie |
| General | Cover type | 254 | SRM 712: Galetta-alkali sacaton |
| General | Cover type | 255 | SRM 713: Grama-muhly-threeawn |
| General | Cover type | 256 | SRM 714: Grama-bluestem |
| General | Cover type | 257 | SRM 715: Grama-buffalograss |
| General | Cover type | 258 | SRM 716: Grama-feathergrass |
| General | Cover type | 259 | SRM 717: Little bluestem-Indiangrass-Texas wintergrass |
| General | Cover type | 260 | SRM 718: Mesquite-grama |
| General | Cover type | 261 | SRM 719: Mesquite-liveoak-seacoast bluestem |
| General | Cover type | 262 | SRM 720: Sand bluestem-little bluestem dunes |
| General | Cover type | 263 | SRM 721: Sand bluestem-little bluestem prairie |
| General | Cover type | 264 | SRM 722: Sand sagebrush-mixed prairie |
| General | Cover type | 265 | SRM 723: Sea oats |
| General | Cover type | 266 | SRM 724: Sideoats grama-New Mexico feathergrass-winterfat |
| General | Cover type | 267 | SRM 725: Vine mesquite-alkali sacaton |
| General | Cover type | 268 | SRM 726: Cordgrass |
| General | Cover type | 269 | SRM 727: Mesquite-buffalograss |
| General | Cover type | 270 | SRM 728: Mesquite-granjeno-acacia |
| General | Cover type | 271 | SRM 729: Mesquite |
| General | Cover type | 272 | SRM 730: Sand shinnery oak |
| General | Cover type | 273 | SRM 731: Cross timbers-Oklahoma |
| General | Cover type | 274 | SRM 732: Cross timbers-Texas (little bluestem post oak) |
| General | Cover type | 275 | SRM 733: Juniper-oak |
| General | Cover type | 276 | SRM 734: Mesquite-oak |
| General | Cover type | 277 | SRM 735: Sideoats grama-sumac-juniper |
| General | Cover type | 278 | SRM 801: Savanna |
| General | Cover type | 279 | SRM 802: Missouri prairie |
| General | Cover type | 280 | SRM 803: Missouri glade |
| General | Cover type | 281 | SRM 804: Tall fescue |
| General | Cover type | 282 | SRM 805: Riparian (southeastern) |
| General | Cover type | 283 | SRM 806: Gulf coast salt marsh |
| General | Cover type | 284 | SRM 807: Gulf coast fresh marsh |
| General | Cover type | 285 | SRM 808: Sand pine scrub |
| General | Cover type | 286 | SRM 809: Mixed hardwood and pine |
| General | Cover type | 287 | SRM 810: Longleaf pine-turkey oak hills |
| General | Cover type | 288 | SRM 811: South Florida flatwoods |
| General | Cover type | 289 | SRM 812: North Florida flatwoods |
| General | Cover type | 290 | SRM 813: Cutthroat seeps |
| General | Cover type | 291 | SRM 814: Cabbage palms flatwoods |
| General | Cover type | 292 | SRM 815: Upland hardwood hammocks |
| General | Cover type | 293 | SRM 816: Cabbage palm hammocks |
| General | Cover type | 294 | SRM 817: Oak hammocks |
| General | Cover type | 295 | SRM 818: Florida salt marsh |
| General | Cover type | 296 | SRM 819: Freshwater marsh and ponds |
| General | Cover type | 297 | SRM 820: Everglades flatwoods |
| General | Cover type | 298 | SRM 821: Pitcher plant bogs |
| General | Cover type | 299 | SRM 822: Slough (southeastern) |
| General | Cover type | 300 | SRM 901: Alder (Alaska) |
| General | Cover type | 301 | SRM 902: Alpine herb (Alaska) |
| General | Cover type | 302 | SRM 903: Beach wildrye-mixed forb |
| General | Cover type | 303 | SRM 904: Black spruce-lichen |
| General | Cover type | 304 | SRM 905: Bluejoint reedgrass |
| General | Cover type | 305 | SRM 906: Broadleaf forest |
| General | Cover type | 306 | SRM 907: Dryas |
| General | Cover type | 307 | SRM 908: Fescue |
| General | Cover type | 308 | SRM 909: Freshwater marsh |
| General | Cover type | 309 | SRM 910: Hairgrass |
| General | Cover type | 310 | SRM 911: Lichen tundra |
| General | Cover type | 311 | SRM 912: Low scrub shrub birch-ericaceous |
| General | Cover type | 312 | SRM 913: Low scrub swamp |
| General | Cover type | 313 | SRM 914: Mesic sedge-grass-herb meadow tundra |
| General | Cover type | 314 | SRM 915: Mixed herb-herbaceous |
| General | Cover type | 315 | SRM 916: Sedge-shrub tundra |
| General | Cover type | 316 | SRM 917: Tall shrub swamp (Alaska) |
| General | Cover type | 317 | SRM 918: Tussock tundra |
| General | Cover type | 318 | SRM 919: Wet meadow tundra (Alaska) |
| General | Cover type | 319 | SRM 920: White spruce-paper birch |
| General | Cover type | 320 | SRM 921: Willow |
| General | Change agent | 23 | Avalanche |
| General | Change agent | 31 | Clearcut |
| General | Change agent | 1 | Ditching/Draining |
| General | Change agent | 2 | Fire Exclusion |
| General | Change agent | 24 | Flood |
| General | Change agent | 3 | Grazing |
| General | Change agent | 4 | Ice Storm |
| General | Change agent | 5 | Insects and Disease |
| General | Change agent | 6 | Introduction of Exotic Species |
| General | Change agent | 7 | Logging Methods/Equipment Damage |
| General | Change agent | 18 | None |
| General | Change agent | 8 | Prescribed Fire |
| General | Change agent | 10 | Restoration Work |
| General | Change agent | 12 | Selection Cut (thin large diameter) |
| General | Change agent | 14 | Thinning (thin from below) |
| General | Change agent | 32 | Wildfire |
| General | Change agent | 21 | Wildfire (crown) |
| General | Change agent | 16 | Wildfire (ground) |
| General | Change agent | 17 | Windthrow |
| General | Forest structural class | 1 | Old-Forest Multistory |
| General | Forest structural class | 2 | Old-Forest Single Story |
| General | Forest structural class | 3 | Stem Exclusion Closed Canopy |
| General | Forest structural class | 4 | Stem Exclusion Open Canopy |
| General | Forest structural class | 5 | Stand Initiation |
| General | Forest structural class | 6 | Understory Re-Initiation |
| General | Forest structural class | 7 | Young-Forest Multistory |
| General | Natural fire regime | 1 | 0 – 35 year frequency and low severity (most commonly associated with surface fires) to mixed severity (in which less than 75% of the dominant overstory vegetation is replaced) |
| General | Natural fire regime | 2 | 0 – 35 year frequency and high severity (stand replacement; greater than 75% of the dominant overstory vegetation is replaced) |
| General | Natural fire regime | 3 | 35 – 200+ year frequency and mixed severity (< 75% of dominant overstory vegetation is replaced) |
| General | Natural fire regime | 4 | 35 – 200+ year frequency and high severity (stand replacement) |
| General | Natural fire regime | 5 | 200+ yrs high severity |
| General | Condition class | 1 | Class 1: Fire regimes are within the natural (historical) range and the risk of losing key ecosystem components is low |
| General | Condition class | 2 | Class 2: Fire regimes have been altered from their natural (historical) range and the risk of losing key ecosystem components is moderate |
| General | Condition class | 3 | Class 3: Fire regimes have been substantially altered from their natural (historical) range and the the risk of losing key ecosystem components is high |
| Canopy | Ladder fuels type | 1 | Arboreal lichen |
| Canopy | Ladder fuels type | 2 | Dead branches |
| Canopy | Ladder fuels type | 3 | Climbing ferns/epiphytes |
| Canopy | Ladder fuels type | 4 | Stringy/fuzzy bark |
| Canopy | Ladder fuels type | 5 | Vines/liana |
| Canopy | Ladder fuels type | 6 | Leaning snags |
| Canopy | Ladder fuels type | 7 | Tree regeneration |
| Litter-lichen-moss | Litter arrangement | 1 | Normal |
| Litter-lichen-moss | Litter arrangement | 2 | Fluffy (freshly fallen) |
| Litter-lichen-moss | Litter arrangement | 3 | Perched (on grass or forb) |
| Litter-lichen-moss | Moss type | 1 | Sphagnum moss |
| Litter-lichen-moss | Moss type | 2 | Other (e.g., feathermoss) |
| Ground fuel | Upper duff type | 1 | Dead moss and litter |
| Ground fuel | Upper duff type | 2 | Fibric peat (sphagnum or sedge) |
| Ground fuel | Lower duff type | 3 | Humus or muck (fully decomposed moss/litter) |
| Ground fuel | Lower duff type | 4 | Humic peat (fully decomposed sphagnum/sedge) |
| Ground fuel | Basal accumulations type | 1 | bark slough |
| Ground fuel | Basal accumulations type | 2 | needle litter |
| Ground fuel | Basal accumulations type | 3 | branches |
| Ground fuel | Basal accumulations type | 4 | broadleaf evergreen |
| Ground fuel | Basal accumulations type | 5 | broadleaf deciduous |
| Ground fuel | Basal accumulations type | 6 | grass |
| Ground fuel | Basal accumulations type | 7 | palm fronds |