Hatch Chart

Black Hills Hatch Chart

 

Adult (Genera)

Adult Hatch Times

Dry  fly patterns/color and size of adult

Nymph patterns/color and size of nymph
Midge (chironomidae) Year round (best during spring and warm winter days) Morgan’s Midge, Parachute Midge, Matt’s Midge Size 18-24. Black and Olive Mercury Midges, Bubble Back Midges, and Zebra Midges in black, red, cream, and olive in sizes 16-24

Spring BWO

(Baetis)

 February-May Comparaduns, Sparkle Duns, Baetis Thorax Duns Sizes 16-18. Olive to Grey Olive Pheasant Tail Nymphs in soft hackle, bead head, or flashbacks in sizes 14-18. Or more specifically use WD-40’s, Tungsten Split Back BWO nymphs, Killer Mayfly Nymphs, and Skinny Nelson’s. Nymphs are typically pale olive to dark olive. Nymphs will appear almost black when close to hatching.
Little Black Stonefly January thru April CDC Black Stonefly, or F-Fly. Sizes 16-18 Black, Mottled Grey Black Copper Johns in sizes 14-18
Black Caddis Late March thru June Black Elk Hair Caddis or CDC Black Caddis. Size 16-18 Black Tan or Green Larvae. Try Barr’s Uncased Caddis or Solitude’s Crawling Caddis Larva sizes 14-16
Pale Morning Duns Late July to September Yellow to Tannish Yellow. Size 14-18. Try Barr’s Vis-a-dun PMD, CDC PMD Thorax Dun’s, PMD Comparaduns, or PMD Sparkle Duns Pheasant Tail Nymphs in soft hackle, bead head, or flashbacks in sizes 14-16. Our most productive nymph has been the Tungsten Split Case PMD Nymph.
Damsel and Dragon Flies April thru August Blue Damsel Adult Size 14 Whitlocks Damsel nymph pattern in olive or brown and Wooly Buggers in sizes 8-12
Yellow Stonefly (Isoperla) Early May thru July Small Yellow Stimulators, Para Sally, Lorie’s Little Yellow Stonefly. Size 14-18 Mercer’s Tungsten Micro Stone, Wade’s Tan North Fork Special, or Barr’s Tung Stone sizes 14-18
Trico (Tricorythodes) Mid. July thru September Organza Wing Spinner, Upright Spinner, CDC Throrax Dun. Size 18-22. Males are black, Females are Olive. Pheasant Tails or Hares Ears light to dark brown in sizes 18-22
Fall BWO (Baetis/Acentrella) July thru early August Colors essentially the same as the Spring Baetis, sizes 18-22. Use same patterns as spring baetis only in smaller sizes. Same as Spring BWO in sizes 18-22
Tan and Olive Caddis May thru Mid. September
(Usually evenings)		 Elk hair, CDC, light tan to dark olive or brown in sizes 14-18 Pale to dark olive larva and grey to olive pupa. Try Barr’s Uncased Caddis or Solitude’s Crawling Caddis Larva sizes 14-16
sizes 14-18
Speckle Winged Mayfly
(Callibaetis)		 May thru June then mid August thru September Upright Callibaetis Spinner of Parachute Adams.  Grey body with speckled wings found in lakes or slower moving water in the streams in sizes 14-18 Flashback Pheasant Tails and Mighty May Callibaetis Nymph
in sizes 14-18
Scuds and shrimp Year round Scuds have an olive or tan body with an orange egg sac, the shrimp are transparent to white or light tan in color in sizes 12-18. Our most productive scud pattern is the Hunchback Scud.
Terrestrials March to late October
Ants and beetles most of the year.  Hoppers are usually fishes June thru October		 Parachute Hopper, Rainy’s Grand hopper,
Daves Hopper, Joes Hopper, and Solitude Foam Hoppers in yellow, green and tan.
Ant patterns in sizes 12-22, beetles in sizes 12-18 and hoppers are found in size 16 in June and grow to size 6 by October


Send mail to dakotaflyangler@gmail.com with questions or comments. Dakota Angler & Outfitter 1010 Jackson Blvd, Rapid City, SD 57702 Phone – 605-341-2450

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