Natural fly

Matching artificial

Usual angling method

Best time to fish

Where best to fish

Useful comments

Olives

Large dark olive (baetis rhodani)

Hackle greenwell,
Gold ribbed hare’s ear,
Rough olive

Dry

Wet
and
Dry
Dry

Mid-day

Follow local hatches

Rough olive best in slow water

Spinners

Lunn’s particular

Dry

Afternoon and early evening

On or below faster stretches

Spinners best in warm weather

Olive (baetis tenax)

Light olive

Dry

Mid-day

Localised hatches

Important in late April

Dark olive (baetis atrebatinus)

Dark olive

Dry

Mid-day

As above

Iron blue (baetis pumilus)

Iron blue

Snipe and purple

Dry

Wet

Mid-day and early afternoon

As above

Localised hatches

As above

Hatches best in cold weather

As above

March brown (rhitrogena haarupi)

March brown

Wet

All day

Faster rivers

Confined to eastern rivers

Iron blue spinners

Little claret

Jenny spinner

Houghton ruby

Dry

Dry

Dry

All day

All day

All day

Below faster stretches

Jenny spinner is male. Female lays in fast water

Others

Early stonefly

Orange partridge

Wet

All day

In fast stretches

Will imitate several stoneflies

Shrimp

Shrimp

Wet

Daytime and early evening

Near weeds on bottom

Fish deeply