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A thick, solid line. A "double bottom" or a very thick line often indicates a hard bottom (rock/gravel), while a thin, fuzzy line suggests soft silt or mud. ⚙️ Essential Settings

Provides a photographic-like image of structure (trees, bridges). 0a67281350343620.jpg

These look like clouds or cluttered blobs. Large predators are often seen hovering around or underneath these clusters. A thick, solid line