Hatch Chart

Southern Appalachians

Prepared by Troy Alexander for Land O’Sky Trout Unlimited

 

INSECT EMERGENCE PATTERNS
FEB-MARCH    
Blue Winged Olive, Baetis Early Afternoons-Warm Days 18 Blue Winged Olive, 18 Adams
Early Black Stone February – March 18 Black Stone Fly
Nymph, 18 Black Adult Stone Fly
Blue Quill, Paraleptophlebia Adoptiva Late March – Morning
to Early Afternoon
18 Blue Quill Wet & Dry, 18 Adams
Quill Gordon, Epeorus Pleuralis Late March – Early Afternoon 12-14 Quill Gordon, Wet or Dry
APRIL    
Blue Quill, Paraleptophlebia Adoptiva Late March –
Morning to Early Afternoon
18 Blue Quill Wet & Dry, 18 Adams
Quill Gordon, Epeorus Pleuralis Late March –
Early Afternoon
12-14 Quill Gordon, Wet or Dry
Dark Dun, Black Caddis Mid-April – Mid-Mornings 14-16 Black Soft Hackle, 14-16 Dark Elk Hair Caddis
Mottled Brown, Gray Caddis Mid-April – All Day 16 Brown or Gray Soft Hackle, 16 Brown Elk Hair Caddis
Hendrickson, Ephemerella Subvaria All Day – Female Spinner Has Yellow Egg Sac 14 Hendrickson, 14 Red Quill, 14 Female Adams
March Brown, Stenonema Vicarium Mid-April – Sporadic All Day 12 March Brown Wet, 12 March Brown
MAY    
Mottled Brown, Gray Caddis All Day 16 Brown or Gray Soft Hackle, 16 Brown Elk Hair Caddis
Hendrickson, Ephemerella Subvaria All Day; Female Spinner Has Yellow Edd Sac 14 Hendrickson, 14 Red Quill, 14 Female Adams
March Brown, Stenonema Vicarium Mid-May – Sporadic All Day 12 March Brown Wet, 12 March Brown
Light Cahill, Stenonema Ithaca Afternoon – Evenings 16-18 Light Cahill
Yellow Midge, Diptera Early May 20 Yellow Midge
Gray Fox, Stenonema Fuscum Sparse Hatch 14 Gray Fox, Ginger Quill, Gray Fox Variant
Sulphurs, Ephemerella Dorothea Early May – Late Afternoon & Evening 16-18 Sulphurs, Light Cahills
Black Caddis Early May 18 Black Soft Hackle, 18 Black Fluttering Caddis
Cream Midge Mid-May 20-22 Cream Midge
Blue Winged Olive, Baetis Mid-May – Early Afternoon 20-22 Blue Winged Olive, 20-22 Adams
Green Drake, Ephemera Guttulata Late May – Evenings 10 Paradrake, 8-10 White Wulff
Giant Stone Fly Early May 4-8 Stone Fly Nymph
JUNE    
Mottled Brown, Gray Caddis Early June – All Day Sporadically 16 Brown or Gray Soft Hackle, 16 Brown Elk Hair Caddis
Light Cahills, Stenonema Ithaca Sporadically –
Late Afternoon & Evening
16-18 Light Cahill
Sulphurs, Ephemerella Dorothea Late Afternoon & Evening 16-18 Sulphurs, Light Cahills
Isonychia Bicolor Sporadically – All Day 12 Adams
Green & Yellow Stone Fly June – Late Afternoons 16 Light Green & Yellow Fluttering Stone
Giant Stone Fly Early Mornings 4-6 Stone Fly Nymph
Terrestrials All Summer Inchworms, Black Ants,
Beetles, Crickets
JULY    
Isonychia Bicolor Sporadically – All Day 12 Adams
Green & Yellow Stone Fly July – Late Afternoons 16 Light Green & Yellow Fluttering Stone
Golden Stone Fly Early Morning and at Dusk 6-8 Stone Fly Nymph
Light Cahill, Stenonema Ithaca Sporadically – Late Afternoon & Evening 16-18 Light Cahill
Terrestrials All Summer Inchworms, Black Ants,
Beetles, Crickets
AUGUST    
Isonychia Bicolor Sporadically – All Day 12 Adams
Golden Stone Fly Early Morning and at Dusk 6-8 Stone Fly Nymph
Light Cahill, Stenonema Ithaca Sporadically – Late Afternoon & Evening 16-18 Light Cahill
Flying Ants All Day 20-24 Spentwing Ant
Terrestrials All Summer Inchworms, Black Ants,
Beetles, Crickets
SEPTEMBER    
Light Cahill, Stenonema Ithaca Usually at Dusk 16-18 Light Cahill
Isonychia Bicolor Sporadically – All Day 12 Adams
Flying Ants All Day 20-24 Spentwing Ant
Terrestrials All Summer Inchworms, Black Ants,
Beetles, Crickets
OCT-NOV    
Diptera Midge Afternoon 18-24 Gray Midge
Blue Winged Olive Afternoon 18-24 Blue Winged Olive, 18-24 Adams