Where should different fly rods be used? Obviously in small becks shorter rods will be better and are less likely to cause casting problems. Below is a guide to typical fly rod usage by weight.
Usage By Line Weight
| Weight | Typical Usage |
| #2/3/4 | Stream / brooks for Brook & Brownies & Grayling |
| #5 | Small rivers, brooks & streams for Brownies & Grayling |
| #6 | Rivers and small lakes when fly fishing for Brown & Rainbow Trout |
| #7 | Used for Lakes, boats & reservoir for Rainbow Trout, Larger Brownies & Blue Trout, Small River Grilse Fishing |
| #8 | Reservoir & boats, plus saltwater fly fishing for Rainbows, Larger Brownies & Blues, Salmon Grilse Fishing & saltwater species |
| #9 | larger rivers and reservoirs fly fishing for large trout, largemouth bass, pike, steelhead & salmon |
| #10/11/12 | Large rivers & saltwater, Salmon & Saltwater species |
check our glossary to understand terms used to describe fly rods.
