EPHEMERID MAYFLIES: ARRANGED BY LIFE CYCLE STAGE. LIFE CYCLE PROGRESSES FROM BOTTOM TO TOP.
Buoyancy decreases left to right: Spent adult, crippled spent adult, sub-surface suspender spinner, bead head sunk spinner.
Size increasing left to right: Parachute duns, Klinkhamer-style dryflies. Arranged by posture on surface.
Left to right increasing in size. Sparkle Duns.
Grouped by ephemerid species.
Left to right increasing in size. General Baetis: nymphs and emergers. Iron Blue dun: Sub-surface suspender emerger, surface emerger, dun.
Arranged by emergence stage.
Size and weight increases left to right. Wire wet-flies, floating nymphs, shuck patterns.
Left to right increasing in size and weight. Standard PTN nymphs, beadhead nymphs. Arranged by construction.