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Preset Erosion rate: 0.40 Cutoff threshold: 2.2 × width Perturbation amp.: 2.0 River width: 8 px Flow direction

Left → Right Top → Bottom

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Stats

Time steps0

River length0

Sinuosity1.00

Oxbow lakes0

Avg curvature0.000

Each river node migrates perpendicular to local flow by an amount proportional to local curvature. The outer bank erodes, the inner bank deposits — meanders grow on their own. When a loop's neck closes, the river takes the short cut and abandons an oxbow lake.