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Bathymetric map generated from Lowrance® file

Transform your Lowrance® files into interactive maps.

Benthomap transforms Lowrance® sl2 or sl3 files into into interactive bathymetric and aquatic vegetation maps, giving valuable insights into fish habitat.

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Sonar Mapping Tools.

Bathymetry and Aquatic Vegetation Analysis.

Benthomap integrates seamless Lowrance® file conversion with powerful data analysis tools to produce maps of depth, vegetation density, and bottom composition.

An example bathymetry map from the Benthomap sonar mapping tool.
An example aquatic vegetation map from the Benthomap sonar mapping tool
An example bottom composition map from the Benthomap sonar mapping tool
An example of using the Benthomap sonar mapping tool to develop area of interest polygons

Aquatic Vegetation Treatment Planning.

Accurately develop vegetation treatment plans with polygon surface area and volume calculation tools.

An example of the output data table from the Benthomap sonar mapping tool area of interest polygon tool.

Export High Quality Maps and Datasets.

Get full access to high quality map and processed dataset downloads, all with one subscription. Click the link below to learn more about use cases and how the sonar mapping tool works.

Example of a map downloaded from the Benthomap sonar mapping tool.
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Fishery Condition Analysis.

Relative Weight Analysis.

Calculate and graph relative weights for common lake fishes including:

  • Largemouth Bass

  • Bluegill

  • Redear Sunfish.

Coming Soon:

  • Crappie

  • Walleye

  • Northern Pike

  • Smallmouth Bass

  • Channel Catfish

An example of a standard weight curve for Largemouth Bass from the Benthomap fishery condition and relative weight analysis tool.
An example of a relative weight graph for Largemouth Bass from the Benthomap fishery condition and relative weight analysis tool.
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Length Frequency Graphs.

Examine size classes of fish by plotting length frequency histograms. Click the link below to learn more about use cases and how the fishery condition and relative weight analysis tool works.

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