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Predictor Variables |
Description |
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ALTITUDE |
Height above sea level. (m) |
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AMGEAST |
Easting (?) |
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AMGNORTH |
Northing (?) |
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DEPTHCM |
Mean water depth of habitat. (cm) |
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GRANITE |
Granite. (?) |
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LATITUDE |
Latitude of site. ACT, SA - (degrees & minutes as: ddmm (omit negative sign)); NT, Vic, WA, Qld State - (decimal degrees to 4dp (omit negative sign)); NSW, Qld Regional, South Coast Livepick - (decimal degrees to 4dp); Tas - (degrees, minutes and seconds as: ddmmss0 (omit negative sign, add trailing 0)); Thredbo - (degrees, minutes and seconds as: ddmmss (omit negative sign)); Alps, South Coast Labsort - (degrees and decimal minutes as: ddmm.mmmm). |
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LOGALK |
Log 10 [x] Total Carbonates. ( log 10 [mg/l] ) |
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LOGALTITUDE |
Log 10 [x] Altitude. ( log 10 [m] ) |
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LOGBEDROCK |
Log 10 [x+1] percent Bedrock in HABITAT (SA) or REACH (Vic). ( log 10 [% + 1] ) |
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LOGCATAREA |
Log 10 [x] Catchment Area upstream of site. ( log 10 [square km] ) |
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LOGDEPTH |
Log 10 [x] Mean depth riffle. ( log 10 [cm] ) |
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LOGDFS |
Log 10 [x] Distance from source. ( log 10 [km] ) |
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LOGGRAVEL |
Log 10 [x+1] percent Gravel in reach. ( log 10 [% + 1] ) |
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LOGMACROCAT |
Log 10 [x+1] reach Macrophyte category. ( log 10 [cat +1] ) |
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LOGPEBBLE |
Log 10 [x+1] percent Pebble in reach. ( log 10 [% + 1] ) |
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LOGSLOPE |
Log 10 [x] Slope (grade) of reach. ( log 10 [m/km] ) |
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LOGSTWIDTH |
Log 10 [x] mean Width of water. ( log 10 [m] ) |
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LONGITUDE |
Longitude of site. ACT, SA - (degrees & minutes as: dddmm); NSW, NT, Qld State & Regional, Vic, WA - (decimal degrees to 4dp); South Coast Labsort, Alps - (degrees and decimal minutes as: dddmm.mmmm); Tas - (degrees, minutes and seconds as: ddmmss (omit negative sign, omit leading 1)); Thredbo - (degrees, minutes and seconds as: dddmmss); South Coast Livepick - (N/A). |
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MACROTAXA |
Macrophyte diversity. (No. of macrophyte sp.) |
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RAINFALL |
Mean annual rainfall. (mm) |
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REACHPHI |
Mean substratum of reach. (phi units) |
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REBEDROCK |
Percent bedrock in reach. (%) |
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REBOULDER |
Percent boulder [>256mm] in reach. (%) |
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RECOBBLE |
Percent cobble [64-256mm] in reach. (%) |
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REGRAVEL |
Percent gravel [2-16mm] in reach. (%) |
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REPEBBLE |
Percent pebble [16-64mm] in reach. (%) |
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RIFFLEPHI |
Mean substratum in riffle. (phi units) |
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SEDMARM |
SEDMARM (and what is this???) |
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SEDMARS |
SEDMARS (and what is this???) |
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SHADING |
Percent category of the river shaded at midday. (1 = <5%; 2 = 6-25%; 3 = 26-50%; 4 = 51-75%; 5 = >76%) |
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SLOPE |
Slope of stream over DFS. (m/km) |
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SUBHETERO |
Substrate heterogenity for reach. (no. of substrate components with percent coverage >10) |
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VEGCAT |
Landuse category beyond riparian zone (1 = Urban/Residential; 2 = Intensive agriculture/some residential; 3 = Some forestry/agriculture (eg grazing); 4 = Native forest/natural vegetation) |
