In woodworking, a fishtail (also fishtail gouge or fishtail spade gouge) is a type of chisel with a flared blade that resembles the tail of a fish.Editors of Woodworker's Journal (2007). The Collins Complete Woodworker: A Detailed Guide to Design, Techniques, and Tools for the Beginner and Expert Harper Collins,

They are used for light wood finishing, lettering, skimming, and modeling.Bridgewater, Alan Bridgewater, Gill (1998). How to Use & Care for Woodwork Tools. Stackpole Books, They can be used to reach in tight places where a full-width gouge would not fit.Bütz, Richard, Bütz, Ellen (1997). How to Sharpen Carving Tools: Woodcarving Step by Step With Rick Bütz. Stackpole Books,

In gardening, a fishtail spade has a flared triangular blade combining the versatility of the Dutch hoe and power of the common round point shovel into a multipurpose tool.

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