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Euro Nymphing for Trout and Smallmouth Yellowfish in South Africa: A Complete Guide – Part 2 Casting and Drift Techniques

Part 1 of this guide explores the fundamentals of Euro Nymphing for trout and Smallmouth Yellowfish in South Africa, with a specific focus on leader construction. It explains why Euro Nymphing is an effective technique for these species, highlighting its advantages in precision, depth control, and strike detection. The article details the key components of a Euro Nymphing leader, including level and tapered leader designs, sighter (indicator) sections, and tippet configurations. Additionally, it discusses different fly setups, such as single nymph rigs, same-weight nymph pairings, heavy droppers, and dry-dropper combinations, providing insights into their applications in various water conditions. This foundational knowledge sets the stage for Part 2, which will delve into casting and drift techniques for maximizing your success on the water.

The Side Arm Water Haul Cast

The cast is a refined technique that enhances both casting distance and accuracy and enables you to cast the lightest nymphs, even down to a single 2mm tungsten bead. To execute an effective Euro nymphing cast, start by holding the rod at a sidearm angle just above the water’s surface, with the nymphs positioned downstream in the current. Place your index finger on the grip and keep your palm open, forming a triangle shape between the rod butt and the base of your palm. This setup resembles the motion of skipping a stone across the water but with much less power. Instead of using force, focus on smoothly transferring energy from the rod to the line.

Casting with excessive power can produce an audible “swish,” which should be avoided, as it may lead to tangles. The rod butt should be aimed directly at the target, and the triangle formed between the rod and your wrist should remain steady as you move your arm forward. At the last moment, break your wrist forward to finish the cast. Visualise the cast as a forward motion (Figure 1 and Figure 2), with the forward stroke resembling multiple slashes (////) and the wrist snap creating a single backslash ().

Figure 1: This image illustrates the side arm water haul cast from an overhead position. This shows the gradual loading of the road blank with the forward motion and the release of energy at the end of the cast.

Once the cast is completed and the flies are airborne, raise the rod tip in a smooth half-circle motion, lifting it upwards and forward. This movement sets the indicator, which is crucial since fish often strike as the flies sink through the water column. Properly setting the indicator also helps control various drift types, improving your accuracy and chances of hooking a fish. How you finish the cast can influence how deep or shallow the nymphs sink. The further forward you move the rod tip, the deeper the nymphs will drop. Conversely, stopping the rod motion earlier allows for more direct contact with the flies, slowing their descent for better control and presentation.

Figure 2: This image illustrates the rod tip path of the side-arm water haul cast. In position one, the rod is loaded by the drag and weight of the flies hanging in the current. The rod tip then moves in a straight line, parallel to the water’s surface. As the flies begin to travel through the air and the rod tip reaches position two, the tip is lifted in a forward circular motion to set (or catch) the sighter.

Euro Nymphing Drifts

Before diving into various drifts, it’s important to acknowledge the angler’s influence over both the flies and the leader. The leader and tippet also impact the flies by causing drag, so using the thinnest tippet and leader possible to reduce this effect is crucial.

The angler’s control over the nymphs is determined by the level of contact between the sighter and the flies. Ideally, there should be as little contact as possible to achieve a “drag-free” drift. Another way to influence drag-free drifts is by adjusting the rod tip position. A higher rod tip allows the nymph to sink more quickly at the start of the drift, while a lower rod tip slows the sinking rate. When drifting flies drag-free, there is usually some slack between the flies and the sighter, which serves as a visual cue for detecting strikes. A strike can be subtle, often marked by the tightening or stopping of the sigther. It’s important to strike without hesitation, with a quick wrist flick. The more direct contact you have with the flies, the easier it becomes to see and feel the take in real-time.

In certain situations, we may want to manipulate the drift for more contact with the flies, possibly even dragging them at the same or faster speed than the current. Other times, pausing the rod tip creates a pendulum effect in the vertical plane, especially with a high rod tip. Another form of influence comes from casting and landing the leader in a way that increases contact with the water, causing a swinging motion in the horizontal or diagonal planes. Finally, we can animate the nymphs during the drift by making small false strikes or tapping the rod blank with our fingers to create vibrations.

Below, we will examine each drift in greater detail and illustrate them with diagrams.

Dead Drift with High Rod Tip Leading

This is the most common drift used (see figure 3), but it is often misunderstood. It’s crucial to land the flies as close to 90 degrees with the rod tip as possible to minimise drag on the tippet. As the fly drifts downstream, the rod tip should slightly lead the flies, creating a soft, hanging “D” shape in the sighter. If your fly or flies are too heavy, they won’t allow this soft “D” shape and will straighten the sighter. This signals the need to reduce the weight to achieve a drag-free drift. On the other hand, if your flies move too quickly in the current, maintaining the soft “D” shape becomes difficult. In this case, adding more weight can help.

One issue you may encounter with this drift is the influence of wind. In stronger winds, you might need to shorten the drift and reduce the leader length between the flies and rod tip. Another option is to point the rod tip into the wind, depending on its direction. Additionally, using more weight can help counteract the drag caused by the wind on the leader.

Low Rod Tip Drift – Dead Drift and Drag Drift

Changing the angle of the rod tip affects the sink rate of the fly or flies. This is because the fly or flies must pull more surface area through the water column during the sinking phase. This drift (see figure 3) technique can be useful in shallower waters or when the depth changes rapidly over short distances, allowing you to fish different types of water without needing to adjust bead sizes. However, it’s important to note that for optimal drifts, always choose bead sizes that best match the water column where you suspect the fish are holding.

A low rod tip drift with some drag will keep the flies higher in the water column, while a high rod tip will allow for a deeper drift. This method is often effective for targeting smaller fish that are more likely to move upward in the water column. In the context of South Africa, this technique is particularly successful due to the abundance of smaller trout in local rivers.

In competitive fishing, this drift can be especially effective early in the session, allowing anglers to target fish in the upper water column before switching to other techniques later. This drag drift is also highly effective for targeting smallmouth yellowfish feeding higher in the water column in shallow waters, particularly when insects are hatching and fish are intercepting these subsurface insects.

Figure 3 – The image above illustrates (the pink line is the indicator held above the river’s surface):
1) A dead drift with a high rod tip leading.
2) A low rod tip drift, which can be either a dead drift or a drag drift.

Dropped Sighter with Lift

This drift involves allowing the sighter to drop to the surface, which causes the flies to sink freely to the bottom. Once on the bottom, the flies are allowed to tumble naturally. Occasionally lifting the sighter helps check if a fish has taken the fly, or it can gently lift the flies off the bottom, often resulting in an induced take.

Downstream Drifts

There are several ways to achieve downstream drifts, each suited for different scenarios. The first method involves casting upstream and allowing the flies to drift downstream of the rod tip (see Figure 4). Once the flies reach this position, they can be maneuvered into structures such as the front of boulders, overhanging vegetation, undercuts below banks, log jams, and more. This allows for precise targeting of fish-holding areas.

The second type of downstream presentation is the across-and-down technique (See Figure 5 – downstream swing), where the flies swing horizontally through the water column. To achieve this, cast the flies at a 90-degree angle to the current or at a 45-degree downstream angle. As the flies swing from the landing point, they will drop to the bottom. However, as drag increases, the flies will rise back toward the surface. This swing can be further manipulated by adjusting the rod angle—higher or lower depending on the desired depth and presentation.

The third method is used with a single heavy fly or a heavy fly on the dropper with a lighter fly on the point. Cast into a pocket below a large boulder that breaks the current, allowing the fly or flies to drop into the water column. The turbulent currents created by the rock’s disruption guide the flies as they move through the pocket, offering a natural drift through the fish-holding zone.

Figure 4 – The image above illustrates (the pink line is the indicator held above the river’s surface):
3) A dropped sighther with lift
4) A downstream drift – flies downstream of the rod tip
Figure 5 – The across-and-down, downstream swing. This illustrates the angler from an overhead position.

Pendulum Drifts

A pendulum drift is a unique technique that begins as an upstream dead drift. The rod tip is then paused, allowing the flies to catch up with it. This lets the flies move past and downstream of the rod tip before they start lifting off the bottom. Once the flies reach this position, the rod tip is moved downstream of them, causing the flies to drop again and initiate a new cycle. This process can be repeated multiple times, depending on factors like water depth, current speed, and other conditions. The pendulum drift is especially effective when insects are emerging through the water column, as it mimics the natural movement of rising insects.

Figure 6 – Illustrates a sequence to perform a pendulum drift, this sequence can be repeated various times during one drift.

Animating the Flies During Drifts

Throughout the drifts mentioned above, you have the option to animate the flies in two primary ways: false striking and vibrating the rod blank. False striking involves making sharp, striking motions with the rod tip, typically around 2 to 3 cm in distance. This can be done throughout the drift to simulate movement. Alternatively, you can begin with a dead drift and, when you suspect fish are holding in a specific area, start moving the flies at that point to entice a strike. The second method, vibrating the rod blank, involves lightly tapping your finger on the rod blank during the drift. This creates subtle, small movements in the flies, which can often trigger fish to take them.

Conclusion

Mastering the various drifts and casting techniques outlined in this article will significantly enhance your Euro nymphing skills. Whether you’re refining the Side Arm Water Haul cast for improved accuracy or experimenting with pendulum drifts to replicate the natural movement of insects, each method plays a vital role in optimizing your presentation. By incorporating these strategies and adapting them to different water conditions and fish behavior, you’ll be better equipped to achieve drag-free drifts and trigger more strikes, ultimately boosting your fly fishing success.

In Part 3 of this series, we will delve into fly selection, fly weight, and fly profile, exploring how these factors can further refine the drift methods discussed above. Additionally, we’ll cover the use of dry flies, streamers, and “junk flies” like blobs, mops, and squirmy wormies to expand your fly fishing repertoire.

Euro Nymphing Essentials

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Eastern Cape Highlands

22-29 April 2023