RiverTools Image Gallery

Baranja Hill Area of Eastern Croatia

Shaded relief with labeled contour line overlay and color bar.
Hillshaded topographic slope, with Hue Sat Lightness 2 (20) color table; steepest slopes are red.
Plot of all D8 flow lines between DEM grid cells, varying thickness.
Hillshaded total contributing area (TCA), rainbow color table.
Hillshaded topographic wetness index, rainbow color table.
Hillshaded plan curvature, rainbow color table.

Beaver Creek, Kentucky (Geographic)

Shaded relief of elevation, with Rainbow color table.
Density plot of elevation, with Stern color table.
Shaded aspect, with greens, showing landscape texture.
Contour plot, with rainbow colors.
Shaded relief of elevation in main basin, with Rainbow color table.
Mask of order 4 subbasin interiors, with Munsell colors and labels.
Mask of order 4 subbasin boundaries, with Munsell colors and labels.
Mask of order 5 subbasin interiors, with Munsell colors, black boundaries, labels and annotation.
River network in main basin, colors and widths by Horton-Strahler order.
Hillshaded flow distance to edge and longest channel.
Hillshaded flow distance to edge, cycling the Munsell color palette.
Watershed subunits (link-contributing areas), with light Munsell colors and rivers.

Interactive Window Tools

Line Profile Tool, showing elevations along a selected transect.
Channel Profile Tool, showing longitudinal elevation profile for a selected streamline.
Reach Info Tool, showing information for a chosen channel reach.
Vector Zoom tool, showing grid cell edges, contours and D8 flow vectors.
Vector Zoom MF tool, showing grid cell edges, contours and mass flux method flow vectors.
Value Zoom Tool, showing local elevations and coordinates.
Surface Zoom Tool, showing the wire mesh option.
Density Zoom Tool, showing density plot for selected region.
Relief Zoom Tool, showing shaded relief for selected region.

Analysis Tools and Plots - Examples

Plot of along-channel slope vs. total contributing area for all Horton-Strahler streams, colored by order.
Generalized Horton plots, for stream numbers, TC area, along-channel length and along-channel slope.
Plot of total contributing area vs. flow distance to the watershed outlet, line plot.
Plot of total channel length vs. total contributing area for all Horton-Strahler streams, colored by order.
Empirical cumulative distr. functions (ECDFs) for basin area (by Strahler order) showing statistical self-similarity.
Plot of total contributing area vs. flow distance to the watershed outlet, bar plot.
Hypsometric, area vs. altitude plot, in the style of a cumulative distribution function (CDF).
Hypsometric, area vs. altitude plot, as a "percent hypsometric" curve.
Histogram (bar plot) of contributing area vs. altitude.

HTML Help System

RiverTools 4.0 Main Window, with Help menu. Every dialog has its own Help button and cross-linked help page.
Table of contents for hyper-linked RiverTools User Guide .
Chapter on Elevation data sets and formats, e.g SRTM synopsis.
Start page for illustrated RiverTools tutorials; 4 tutorials, several lessons in each, which uses included data sets.
Example page from the extensive, cross-linked RiverTools Glossary.
Example page from the RiverTools Command Reference of scripting commands for batch processing and custom scripts.

Total Contributing Area (TCA) — Rivix Mass Flux Method vs. D8 and D-Infinity

TCA grid for Upper Snake basin, computed via D8 method. Red for large TCA, blue for small TCA (ridges).
TCA grid for Upper Snake basin, computed via D-Infinity method. Red for large TCA, blue for small TCA (ridges).
TCA grid for Upper Snake computed via Rivix mass flux method. Red for large TCA, blue for small TCA (ridges).
Hillshaded TCA grid for Mount Sopris, computed via D8 method. Red for large TCA, blue for small TCA (ridges).
Hillshaded TCA grid for Mount Sopris, computed via D-Infinity method. Red for large TCA, blue for small TCA (ridges).
Hillshaded TCA grid for Mount Sopris computed via Rivix mass flux method. Red for large TCA, blue for small TCA.

Replacing Nodata Values (Filling Holes) in SRTM Data

SRTM data for Volcan Baru, Panama, showing nodata values for Location 1.
SRTM data for Volcan Baru, Panama, showing nodata values for Location 2.
SRTM data for Volcan Baru, Panama, showing nodata values for Location 3.
Surface Zoom plot showing nodata holes before/after use of Replace Bad Values tool.
Surface Zoom plot showing nodata holes before/after use of Replace Bad Values tool.
Surface Zoom plot showing nodata holes before/after use of Replace Bad Values tool.

Map Projections of Mars MOLA Shaded Relief — RT4 Object Graphics

Albers Equal Area projection.
Azimuth Equidistant projection.
Cylindrical Equal Area projection.
Equidistant Conic 1, std. parallel -30.
Equidistant Conic 1, std. parallel 30.
Equidistant Conic 2, std par: -60, 30.
Equirectangular projection.
Geographic projection.
Gnomonic, lons: +/-60, lats: +/-30.
Hammer projection.
Integerized Sinusoidal projection.
Interrupted Mollweide projection.
Lambert Azimuthal projection.
Lambert Conformal Conic projection.
Mercator projection.
Miller Cylindrical projection.
Mollweide Conic projection.
Near Side Perspective, center lon -75.
Oblated Equal Area projection.
Orthographic, center lon -75.
Polar Stereographic projection.
Polyconic projection.
Robinson projection.
Sinusoidal projection.