Yellow Belt Lesson 4

What Flies Should a Beginner Start With?

Yellow Belt: Getting Started

You don't need hundreds of flies. You need the right ten.

YOUR PATH FROM BEGINNER TO MASTER

White

Yellow

Orange

Green

Blue

Brown

Black

Walk into any fly shop and you'll see walls of flies — thousands of tiny, feathered creations in every color and size imaginable. It's one of the most overwhelming moments in a beginner's fly fishing journey. The bins stretch from floor to ceiling, each one holding a pattern with a name you've never heard, imitating an insect you can't identify, in a size you don't understand. You came in for a few flies. Now you're paralyzed.

Here's the truth that experienced anglers know but fly shops aren't always eager to share: you don't need most of those flies. Not as a beginner. Not even close. The vast majority of fish you'll catch in your first year of fly fishing will come on fewer than ten patterns. That's it. Ten flies, fished with reasonable presentation in the right water, will outperform a box of two hundred random patterns every single time.

This guide will teach you what those ten patterns are, why they work, and how to think about fly selection so you're not guessing every time you open your fly box. We'll cover the three main categories of flies, the specific patterns every beginner should carry, and the simple decision-making process that puts the right fly on the water.

Let's cut through the clutter.

The Three Categories Every Beginner Needs to Understand

Before you learn individual fly patterns, you need to understand the three broad categories that every fly falls into. This is the foundation of fly selection, and once you grasp it, the thousands of patterns in that fly shop start to make sense.

Dry Flies: On the Surface

Dry flies float on top of the water. They imitate adult insects — mayflies, caddisflies, stoneflies, grasshoppers — that are sitting on or emerging through the surface film. When you see a trout rise to sip something off the surface, that fish is eating what a dry fly imitates.

Dry fly fishing is what most people picture when they think of fly fishing: the fly drifting on the current, the fish rising, the take visible on the surface. It's visually exciting and deeply satisfying. But here's the reality check — fish feed on the surface only about 10 to 20 percent of the time. The rest of the time, they're eating below.

Dry flies are tied with buoyant materials like elk hair, deer hair, CDC feathers, or closed-cell foam to keep them floating. You'll treat them with a silicone floatant to keep them riding high.

Nymphs: Below the Surface

Nymphs imitate the immature, underwater stage of aquatic insects — the larvae and pupae that live on rocks, in gravel, and among vegetation on the stream bottom. This is where the vast majority of a trout's diet comes from. Estimates vary, but most fisheries biologists agree that trout do 80 to 90 percent of their feeding subsurface.

Nymphs are designed to sink. They're often tied with bead heads (small brass or tungsten beads at the hook eye) that add weight, or with lead wraps under the body material. You fish them below the surface, usually with a strike indicator — essentially a small float — to detect when a fish takes the fly.

Nymph fishing isn't as visually dramatic as dry fly fishing, but it catches more fish, more consistently, in more conditions. If you had to choose one category to learn first, this is it. For a deeper dive into the differences, see our guide on dry fly vs nymph fishing for beginners.

Streamers: The Big Meal

Streamers imitate larger food sources — baitfish, leeches, crayfish, sculpins, and large aquatic insects. They're the biggest flies in your box and they're fished actively. Instead of letting a streamer drift with the current like a dry fly or nymph, you strip it through the water with short pulls of your line to make it look alive and vulnerable.

Streamers appeal to a fish's predatory instinct. A trout that won't look twice at a size 16 nymph might crush a streamer that looks like an easy meal. Streamer fishing is also the technique most likely to produce larger fish, because big trout tend to be more piscivorous — they eat other fish, not just insects.

The tradeoff: you'll generally get fewer strikes on a streamer than on a nymph, but the fish that do eat tend to be bigger and more aggressive.

The Beginner's Essential 10: Patterns That Catch Fish Everywhere

These are the ten fly patterns that belong in every beginner's box. They've been catching fish for decades — in some cases, over a century. They work in rivers, streams, and lakes across the country. Learn these ten, and you'll have a fly for nearly every situation you encounter in your first few years.

Dry Flies

1. Elk Hair Caddis (sizes 12-16) — This is arguably the most important dry fly a beginner can own. It imitates adult caddisflies, which are present on nearly every trout stream in North America. The elk hair wing makes it incredibly buoyant and easy to see on the water. It's durable, it floats all day, and it catches fish from April through October. If you could only carry one dry fly, this would be the one.

2. Parachute Adams (sizes 12-18) — The Adams is the most versatile dry fly ever tied. It doesn't perfectly imitate any single insect — instead, it's a general impressionist pattern that suggests mayflies, midges, and other small surface insects well enough to fool fish in almost any situation. The parachute style, with a white post on top, makes it exceptionally easy to see on the water. This is your "I don't know what they're eating" dry fly.

3. Stimulator (sizes 8-14) — A bigger, buggier dry fly that imitates stoneflies and large caddisflies. The Stimulator is your go-to pattern when fish are looking up for larger insects, especially in summer. It's also incredibly effective as an attractor pattern — a fly that doesn't precisely match anything but triggers a strike through sheer visibility and lifelike profile. Fish it in riffles and runs where the water is broken and the fish are less selective.

Nymphs

4. Pheasant Tail Nymph (sizes 14-18) — Tied with fibers from a pheasant tail feather, this pattern imitates a broad range of mayfly nymphs. It's slim, natural-looking, and deadly effective in almost any trout stream. The bead head version adds weight for getting down quickly and a flash of attraction at the head. Carry this in at least three sizes and you'll have a nymph that works on every river you visit.

5. Hare's Ear Nymph (sizes 12-16) — The Gold-Ribbed Hare's Ear is another general-purpose nymph that imitates a wide variety of underwater insects. The dubbed body of hare's ear fur is naturally buggy — it has guard hairs that stick out and move in the current, giving the fly a lifelike quality that smoother patterns lack. Like the Pheasant Tail, carry the bead head version for versatility.

6. Zebra Midge (sizes 18-22) — Midges are the most abundant insects on most trout streams, and they hatch year-round — including in winter when nothing else is active. The Zebra Midge is a dead-simple pattern: a thread body with wire ribbing and a bead head. It's tiny, but it catches an enormous number of fish. On slow winter days when nothing else works, a Zebra Midge fished deep and slow is often the only game in town.

7. Copper John (sizes 14-18) — This modern nymph pattern sinks fast thanks to a copper wire body and a heavy bead head. It imitates stonefly and mayfly nymphs, and the flash from the copper wire and the iridescent wing case make it highly visible to fish in deeper or faster water. The Copper John is the fly you reach for when you need to get down to the bottom quickly in heavier current.

Streamers

8. Woolly Bugger — Olive (sizes 8-10) — The Woolly Bugger might be the single most productive fly pattern in the history of fly fishing. It imitates leeches, baitfish, crayfish, stonefly nymphs, and dragonfly larvae — basically anything large, dark, and edible that lives in or near the water. The olive version is the most versatile color. Fish it with slow strips in lakes, swing it through current in rivers, or dead-drift it like a nymph. It does everything.

9. Woolly Bugger — Black (sizes 8-10) — Same pattern, different color. Black is the go-to in darker water, on overcast days, or in the evening when silhouette matters more than color detail. Between olive and black, you've covered the two most productive Woolly Bugger colors. Some anglers fish nothing but Woolly Buggers and catch fish all year long.

Terrestrial

10. Foam Beetle or Ant (sizes 12-16) — Terrestrials are land-based insects that end up in the water — beetles, ants, grasshoppers, crickets. They're an important food source from late spring through fall, especially along streams with overhanging vegetation. A simple foam beetle or ant pattern is easy to see, floats indefinitely, and triggers aggressive strikes from fish that are conditioned to eat whatever falls off the bank. Fish it tight to the banks and under overhanging trees.

Sensei's Note

Every angler eventually develops what I call a "confidence fly" — the one pattern you reach for when nothing is working and you need to catch a fish. Mine is an olive Woolly Bugger in size 8. It doesn't matter what river I'm on or what time of year it is. When I tie that fly on, I believe I'm going to catch a fish. And that belief changes how I fish — I'm more patient, more attentive, more deliberate. Find your confidence fly. It might take a season. But once you have it, you'll never be completely lost on the water.

Fly Selection at a Glance

Use this table as a quick reference when you're standing at the water trying to decide what to tie on. It won't cover every scenario, but it'll get you started in the right direction most of the time.

Fly Pattern	Type	When to Use	Where	Difficulty
Elk Hair Caddis	Dry fly	Spring through fall, evening hatches	Riffles, runs, pocket water	Easy
Parachute Adams	Dry fly	Anytime fish are rising	All water types	Easy
Stimulator	Dry fly	Summer, stonefly season	Fast riffles, pocket water	Easy
Pheasant Tail	Nymph	Year-round	All water types	Moderate
Hare's Ear	Nymph	Year-round	Moderate current, pools	Moderate
Zebra Midge	Nymph	Year-round, especially winter	Tailwaters, slow pools	Moderate
Copper John	Nymph	Year-round	Deep runs, fast water	Moderate
Woolly Bugger (olive)	Streamer	Year-round, cloudy days	Rivers, lakes, ponds	Easy
Woolly Bugger (black)	Streamer	Year-round, low light	Rivers, lakes, ponds	Easy
Foam Beetle/Ant	Terrestrial	Late spring through fall	Along banks, under trees	Easy

How to Pick the Right Fly on the Water

You've got the flies. Now you're standing at the river and you need to decide which one to tie on. This is where beginners freeze — but the decision-making process is simpler than you think.

Step 1: Look at the Water

Before you even open your fly box, spend two minutes watching. Are fish rising to the surface? You can see rises as rings, splashes, or subtle dimples on the water. If fish are rising, start with a dry fly. If the surface is quiet, start with a nymph. If you want to cover water quickly and you're fishing a new spot, tie on a streamer. For more on reading what the water is telling you, check out How to Read a River for Fly Fishing.

Step 2: Look at the Bugs

Check the air, the surface of the water, and the rocks along the bank. Are insects flying around? What size are they? What color? You don't need to identify the exact species — you need to get close on size, shape, and color. If you see small gray mayflies, a Parachute Adams in size 16 is a good match. If you see bigger tan-colored caddisflies bouncing off the water, reach for the Elk Hair Caddis. As your skills grow, learning to read and match hatches takes this observation to a much deeper level.

If you don't see any insects — and honestly, most of the time you won't — go subsurface. Pick up a few rocks from the stream and look at what's clinging to the bottom. Those are the nymphs the fish are eating. Match the general size and color with a Pheasant Tail, Hare's Ear, or Copper John.

Step 3: Start General, Get Specific

When in doubt, start with a general-purpose pattern and adjust from there. A Parachute Adams or Elk Hair Caddis on top. A Hare's Ear or Pheasant Tail below. A Woolly Bugger if you want to cover water. These flies are all designed to suggest a range of food sources rather than perfectly imitate one specific insect. Perfection isn't the goal — proximity is.

If you're not getting strikes after 15 to 20 minutes, change something. Switch the fly size (usually go smaller, not bigger). Change the depth. Try a different pattern. The worst thing you can do is fish the same fly in the same way for two hours with no results. Adapt.

"The fly doesn't have to be perfect. It has to be close enough, presented well enough, at the right time. That's the whole game."

— The Way of the Dojo

How to Organize and Store Your Flies

A fly box is only as useful as your ability to find the right fly quickly. When fish are feeding and the clock is ticking, fumbling through a disorganized pile of feathers and hooks is the last thing you want.

Start with one good fly box. You don't need five boxes as a beginner. A single medium-sized box with foam inserts — the kind where you press the hook point into the foam to hold the fly in place — will hold your entire starter collection. Look for a box that's slim enough to fit in a vest or chest pack pocket.

Organize by category. Put your dry flies on one side, nymphs in the middle, and streamers on the other side (or in a separate small box, since streamers are bulkier). Within each category, arrange by size — largest on the left, smallest on the right, or however makes sense to you. The system doesn't matter as long as it's consistent and you can find what you need in under 10 seconds.

Keep your dry flies dry. If a dry fly gets waterlogged and crushed, it won't float properly. After fishing, leave your fly box open to air dry before closing it. Storing wet flies in a closed box is a recipe for rust and mold.

Label your box rows if it helps. Some anglers use a piece of tape on the inside of the lid with the pattern names and sizes. There's no shame in a cheat sheet — even experienced anglers use them for unfamiliar patterns.

Where to Buy Flies: Local Shop vs. Online

You have two main options for stocking your fly box, and both have genuine advantages.

Your Local Fly Shop

This is the best option for beginners, and it's not close. A good fly shop employee will ask where you're planning to fish, what species you're targeting, and what time of year you'll be out. Then they'll hand you the exact flies that are working right now in your local waters. That advice is worth ten times the price of the flies.

Expect to pay $1.50 to $3.00 per fly at a fly shop. Some premium or complex patterns run $3.00 to $5.00. Yes, that's more than online bulk pricing. But you're paying for local knowledge, quality control, and the relationship with a shop that will become your most valuable fishing resource over time.

Walk in, tell them you're a beginner building your first box, and ask what ten flies you should start with for local waters. Most shop employees love this question — it's their chance to share real expertise, and they'll send you out the door with a well-curated selection.

Online Retailers

Online shopping makes sense once you know what you want. You'll find individual flies for $1.00 to $2.50 each, and bulk assortment packs that bring the per-fly cost down to $0.50 to $1.00. The quality of bulk packs varies — some are excellent, some are poorly tied on weak hooks. Stick with reputable fly retailers and avoid the cheapest no-name packs if you can.

Online is also where you'll find the best selection when you need specific sizes or obscure patterns that your local shop might not stock. Once you're past the beginner phase and you know exactly what a size 18 Zebra Midge should look like, ordering online is perfectly reasonable.

The bottom line: start local, expand online. Build your first box at a fly shop with expert guidance. Replenish and expand online once you know what works for you.

If you're still building out your gear and wondering what else you need besides flies, How Much Does Fly Fishing Cost? breaks down the full budget picture. And for the complete gear checklist, What Do You Need to Start Fly Fishing? covers everything from rod to waders.

Putting It All Together: Your First Fly Box

Here's your shopping list. Walk into a fly shop or order online and get these flies in the sizes listed. Two or three of each pattern in each size gives you a working fly box of roughly 40 to 50 flies — enough for an entire season of fishing.

Elk Hair Caddis — sizes 12, 14, 16 (2-3 of each)
Parachute Adams — sizes 14, 16, 18 (2-3 of each)
Stimulator — sizes 10, 12 (2 of each)
Pheasant Tail Nymph (bead head) — sizes 14, 16, 18 (2-3 of each)
Hare's Ear Nymph (bead head) — sizes 12, 14, 16 (2-3 of each)
Zebra Midge — sizes 18, 20 (3-4 of each)
Copper John — sizes 14, 16 (2-3 of each)
Woolly Bugger (olive) — sizes 8, 10 (2-3 of each)
Woolly Bugger (black) — sizes 8, 10 (2-3 of each)
Foam Beetle or Ant — sizes 12, 14 (2-3 of each)

Total cost at a fly shop: roughly $60 to $100. Online bulk: $30 to $60. Either way, this is one of the best investments you'll make in fly fishing. These flies will last you through your entire beginner phase and well beyond.

Remember: presentation matters more than pattern. A mediocre fly drifted naturally will outfish a perfect fly dragged unnaturally every time. Once you have the right flies in your box, the next step is learning to cast them effectively and read the water to know where to put them. This lesson is part of the Yellow Belt syllabus — explore the complete lesson path to see what's next.

Frequently Asked Questions

How many flies does a beginner need?

You can cover the vast majority of fishing situations with 10 to 15 fly patterns in two or three sizes each. That means a working fly box of roughly 30 to 50 flies total. You don't need hundreds of patterns — you need a handful of proven ones that you understand and trust. Start with the essential 10 patterns listed in this guide, carry two or three of each in different sizes, and you'll be prepared for almost any freshwater situation you encounter as a beginner.

What is the most versatile fly for beginners?

The Woolly Bugger is the single most versatile fly a beginner can carry. It can be fished as a streamer, a nymph, or even a leech imitation. It works in rivers, lakes, and ponds. It catches trout, bass, panfish, and just about everything else that swims in freshwater. Carry it in olive and black in sizes 8 and 10, and you have a fly that works in almost any situation where you're not sure what to tie on.

What is the difference between a dry fly and a nymph?

A dry fly floats on the surface of the water and imitates adult insects that are sitting on or emerging through the surface film. A nymph sinks below the surface and imitates the immature, underwater stage of aquatic insects. The key difference is where the fly rides in the water column. Dry flies are designed to stay on top — they're often tied with buoyant materials like elk hair or CDC feathers. Nymphs are designed to sink — they're typically weighted with bead heads or lead wraps. Most fish do most of their feeding below the surface, which is why nymphs catch more fish overall, but dry fly fishing is what most people picture when they think of fly fishing.

How much do flies cost?

Individual flies typically cost between one and three dollars each when purchased from a fly shop or online retailer. Premium or specialty patterns can run three to five dollars. You can also find bulk assortment packs online for significantly less per fly — usually 50 cents to a dollar each — though the quality can vary. A solid starter fly box with 30 to 50 flies will cost between 30 and 80 dollars depending on where you buy them. Local fly shops are usually a bit more expensive per fly than online, but you get expert advice on which patterns work in your local waters, and that advice is worth far more than the price difference.

Should I buy flies or tie my own as a beginner?

Buy them. Fly tying is a wonderful hobby and a natural extension of fly fishing, but it's a separate skill with its own learning curve and startup costs. A basic tying setup runs 80 to 150 dollars for the vise, tools, and materials, and your first flies won't look or fish as well as store-bought ones. Focus on learning to cast, read water, and present flies first. Once you're comfortable on the water and you find yourself wanting to understand flies at a deeper level, tying is a fantastic next step. But it's not a money-saving shortcut for beginners — it's a rabbit hole you dive into because you love it.

What size flies should a beginner use?

Stick with sizes 10 through 16 as a beginner. These are big enough to see, easy to tie onto your tippet, and cover the most common insect sizes on most waters. Size 12 and 14 are the sweet spot for general-purpose fishing. Remember that fly sizes run backward — a size 10 is larger than a size 16. Anything smaller than size 18 gets difficult to see, hard to thread, and frustrating for new anglers. You can add smaller and larger sizes to your box as your skills and confidence grow.

Next Yellow Belt Lesson

Dry Fly vs Nymph: What's the Difference?

Now that you know the flies, learn when to fish on top versus below the surface — and why it matters more than which pattern you choose.

Continue to Next Lesson →