Hatch ID · #20–26
Midges
Tiny two-winged gnat
Color palette
Color palette
Black
Gray
Clear wing
Wing pattern
Wing profile
Two clear wings, no tails — tiny.
When it hatches
J
F
M
A
M
J
J
A
S
O
N
D
Best time: All day, esp. winter
Fly patterns
Zebra Midge, Griffith's Gnat
Hatches on
Thermalito OutletUpper Sacramento RiverLower Sacramento RiverAmerican RiverStanislaus RiverSan Joaquin RiverShasta LakeClear LakeNew Melones LakeLake TullochDon Pedro ReservoirLake McClureLake McSwainModesto ReservoirWoodward ReservoirTurlock LakeCamanche ReservoirPardee ReservoirNew Hogan LakeLake AmadorFolsom LakeLake NatomaRollins LakeCollins LakeNew Bullards BarEnglebright LakeLake OrovilleLake BerryessaLake SolanoLos Vaqueros ReservoirLake Del ValleSan Pablo ReservoirLake ChabotAnderson LakeCoyote LakeSan Luis ReservoirO'Neill ForebayMillerton LakeBass LakePinecrest LakeLake AlpineSpicer Meadow ReservoirSilver LakeCaples LakeJenkinson Lake (Sly Park)Union Valley ReservoirLoon LakeLake TahoeDonner LakeStampede ReservoirBoca ReservoirProsser Creek Reservoir