Fishing & Angling
Fishing calculators for fly line weight, fish stocking, trolling speed, knot strength, tide planning, hook size, and fish weight estimation.
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Fly Line Weight Calculator
Match your fly rod weight to the optimal line weight, leader length, and tippet size based on target species, casting distance, and wind conditions.
Fish Stocking Calculator
Calculate optimal fish stocking density for recreational ponds based on acreage, depth, species, and management goals.
Trolling Speed Calculator
Find the optimal trolling speed for your target species and lure type, adjusted for water temperature and conditions.
Fishing Knot Strength Calculator
Calculate the effective strength of fishing knots based on knot type, line material, and line test rating.
Tide & Moon Fishing Planner
Rate fishing conditions based on tide phase, moon phase, species type, and season to find the best fishing windows.
Hook Size Calculator
Find the right hook size and style for your target species, bait type, and bait size.
Fishing Line Diameter Calculator
Calculate fishing line diameter for your target break strength across monofilament, fluorocarbon, and braided line.
Trolling Motor Thrust Calculator
Calculate the minimum and recommended trolling motor thrust for your boat based on length, weight, and fishing conditions.
Live Well Capacity Calculator
Calculate the live well size, aeration rate, and water change frequency needed to keep your catch alive during tournaments.
Fish Weight Estimator
Estimate a fish's weight from its length and girth measurements using species-specific formulas.