Sun

Availability · September 2026

The angler's sun problem is not the same as the beachgoer's. You are out for the full arc of the day, in and out of salt water, handling gear with your hands, reflecting light off the surface into every part of you that faces down. Sunscreen alone was never going to be enough.

Reapplication is the whole game

The SPF number on the bottle is close to meaningless in the field, and understanding why changes how you use it.

SPF is measured in a lab at a specific application density — a thick, even layer that almost nobody replicates. Most people apply somewhere between a quarter and half of the tested amount, which means the SPF 50 in your pack is behaving more like an SPF 15 on your skin. The fix is not buying a higher number. It is applying more, and applying again.

How much

Roughly an ounce — a shot glass — covers an adult body. For the exposed parts on a fishing day, think in terms of a generous line of product along two fingers for the face and neck alone.

If it disappears instantly and invisibly, you did not use enough. This is the quiet argument for mineral zinc: the white cast is information. You can see what you covered and you can see when it is gone.

How often

• Every two hours as the baseline, whether or not you have been in the water
• Immediately after swimming, wading or sweating heavily — reset the clock
• Immediately after towelling off. Drying with a towel removes sunscreen efficiently. This is the most commonly missed reapplication trigger
• Fifteen to thirty minutes before exposure for the first application, not on the beach

What water resistant actually means

There is no such thing as waterproof sunscreen, and the FDA does not allow the claim. What you will see is water resistant (40 minutes) or water resistant (80 minutes), and that number is exactly what it says: how long the product maintains its SPF during water immersion.

Eighty minutes is not a session. A dawn-to-mid-morning wade is two reapplications minimum, and most anglers do zero.

The field routine that actually works

Tie reapplication to something you already do rather than to a timer you will ignore.

The natural trigger is the rig change. Every time you come out of the water to retie, change a lure, or move down the beach, that is when the sunscreen goes back on. It takes forty seconds, your hands are already off the rod, and it happens naturally three or four times across a morning.

Keep a small tube in second line, on your body. Sunscreen that lives in the pack at the truck gets applied once a day.

Reef-safe, everywhere

Use mineral sunscreen even where nobody makes you. The argument is simple: an angler standing in the water is applying product directly into the ecosystem they came to fish.

Everything you put on your skin at 5 a.m. is in the water by 6. Whatever you believe about the strength of the coral research, a fishery is the one place where the precautionary version costs you almost nothing and the alternative has no upside at all.

The label is marketing; the ingredients are not

Reef safe and reef friendly have no legal definition. No agency certifies them. Flip the bottle and read the active ingredients panel, which is the only part that means anything.

What you want: zinc oxide, titanium dioxide, or both, as the only active ingredients. Non-nano if you can get it. That single rule satisfies every current US restriction, so you can stop researching jurisdictions and just buy one thing.

Where it is actually the law

Worth knowing if you travel to fish, because the rules are stricter than most visitors expect and they vary within a single state.

Note what makes Maui County unusual: it restricts use, not only sale. Bringing a chemical sunscreen from home does not get you around it. And since Molokaʻi sits in Maui County, a fishing trip there is a mineral-only trip.

One correction worth carrying, because it circulates every year: Hawaii has not enacted a statewide six-chemical ban. The statewide law still covers exactly two ingredients. The broader restrictions are county ordinances.

Two habits beyond the bottle

Skip aerosol sprays on the beach. Most of the product misses you, lands on sand, and washes straight into the water without ever having protected anybody. They also apply too thinly to hit their rated SPF.

Cover up so you need less. A UPF shirt protects more skin than any lotion, sheds nothing into the water, and never needs reapplying — which brings us to the next section.

Fabric first

The best sunscreen strategy is needing less sunscreen.

A UPF shirt does not wear off, does not need reapplying, does not wash into the water, does not get removed by a towel, and does not require you to remember anything at hour six of a session. Every one of sunscreen's failure modes is a human failure mode, and fabric has none of them.

On a full-day fishing trip, clothing should be your primary layer and sunscreen should be the thing that covers what clothing cannot — face, neck, ears, hands, and the tops of your feet.

Reading UPF

UPF is the fabric equivalent of SPF. UPF 50 blocks roughly 98% of UV, and 50+ is the top rating awarded. Anything at UPF 30 or above is doing real work.

Two caveats that matter specifically for anglers:

• Wet fabric can lose protection. Water in the weave reduces UPF in many fabrics — though good technical sun fabrics are engineered to hold up wet. If a shirt is rated for water, that rating is worth paying for.
• Stretched fabric loses protection. Pulling cloth taut opens the weave and lets more light through. A shirt straining across the shoulders protects worse than one that fits loosely, which is the opposite of how most people buy.

An ordinary cotton t-shirt, for reference, sits somewhere around UPF 5 to 7 — and drops further when it is wet.

What to actually wear

• Long-sleeved hooded sun shirt. The hood is the item people skip and then regret; it covers the back of the neck and the sides of the head without any gaps, and it stays put in wind better than anything else.
• A neck gaiter or buff if you would rather not use a hood. Covers the neck, throat and lower face, and can be soaked for cooling.
• Long pants or leggings, not shorts, for a full day. Knees and the fronts of thighs burn badly and nobody reapplies there.
• Sun gloves, fingerless, for the backs of the hands and wrists — covered in more detail in the feet and hands piece.

The heat objection

People resist long sleeves in the tropics on the assumption that covering up is hotter. In practice a light, loose, technical sun shirt is usually cooler than bare skin in direct sun, because it blocks radiant heat and holds a little evaporative moisture against you.

The test is one full day. Almost nobody goes back to a t-shirt afterwards.

Headgear

The head and neck take more cumulative sun than anywhere else on an angler, and they are where the consequences show up decades later.

Brim geometry

A baseball cap protects the forehead and most of the nose. It does nothing for the ears, nothing for the sides of the face, and nothing for the back of the neck. Those are exactly the sites that get missed with sunscreen too, which is why they stack up damage faster than anywhere else.

Aim for a brim of at least three inches, all the way around. A full-circumference brim is meaningfully better than a cap, and the difference is entirely in what it shades that a cap does not.

The alternatives, in rough order of how well they work for fishing:

• Wide-brim hat with a chin cord. Best coverage. The cord is not optional — a hat without one is a hat you will chase down the beach or lose to the water.
• Legionnaire-style cap. Cap plus a neck drape. Slightly less coverage at the sides, but it packs flat and stays put in wind better than a brim.
• Cap plus hooded sun shirt. A good combination in practice. The hood handles the neck and ears, the cap handles glare and the brim.
• Cap plus buff. The minimum acceptable version.

Wind is the real constraint

The best hat is the one you keep wearing. A wide brim in a hard onshore wind becomes a sail, and after the third time you chase it you will stop wearing it — which is why the chin cord matters more than the brim width.

Buy for the wind you actually fish in.

Under the brim

A hat shades the top of your face and leaves the underside exposed to reflected light. Water is a mirror, and on a bright flat morning you take a substantial dose from below.

That means the underside of the chin, the jaw, the underside of the nose and the neck still need sunscreen even under a good hat. This is the most commonly burned area on people who thought they had it handled.

Eyes

Polarized sunglasses are fishing equipment before they are sun protection, but they are both. UV exposure to the eye and the surrounding skin is cumulative, and the skin of the eyelid is among the thinnest on the body.

Wraparound or large-coverage frames do more than small ones, because light comes in from the sides and from the water below. And a retainer strap, for the same reason the chin cord matters.

After-sun: preparing tomorrow

The evening routine is the part of sun management that nobody treats as part of sun management. On a one-day trip it barely matters. On a seven-day trip it is the difference between finishing the week and sitting out the last two days.

What moisturising does, honestly

Be clear about this, because the marketing is not: after-sun lotion is not a sunscreen and it does not block UV. Applying it in the evening adds no direct protection against tomorrow's light.

What it does is repair the barrier, and that is a real mechanism rather than a cosmetic one.

A day of sun, salt and wind leaves skin dehydrated and the outer barrier compromised. Skin in that state burns more readily, cracks at the knuckles and heels, tears instead of abrading, and holds sunscreen poorly — product sits on flaking skin and comes off with it. Intact, hydrated skin takes the next day's exposure better and keeps the sunscreen you apply where you put it.

So it is genuine preparation. Just not a protective layer, and worth being precise about the difference.

The evening routine

1. Rinse the salt off with fresh water. Salt left on skin keeps drawing moisture out all night. This step alone does more than any product.
2. Cool shower, not hot. Hot water strips oils from already-stressed skin.
3. Pat dry, leave slightly damp. Moisturiser applied to damp skin holds water in rather than sitting on top of dry skin.
4. Apply while damp, within a few minutes. Generously, and everywhere that saw sun — including ears, the backs of hands, the tops of feet and the back of the neck.
5. Aloe on anything pink, separately and first. Aloe soothes; it does not replace moisturiser, so use both.
6. Lip balm with SPF, last thing and first thing. Lips have no melanin worth mentioning and split badly on a long trip.

If you did get burned

Cool it, hydrate it, and cover it tomorrow with fabric rather than lotion. Sunscreen on burned skin is not a fix — burned skin needs to be out of the sun, and a long sleeve does that where SPF 50 will not.

Drink more water than you think you need. Sunburn pulls fluid to the skin surface and away from everywhere else, and a dehydrated angler makes worse decisions on a beach the following morning.

Blistering, chills, nausea or a burn covering a large area is a doctor's problem, not a lotion problem.

The compounding case

On day one, skipping the evening routine costs nothing. By day four, the person who has been rinsing, hydrating and repairing every night has intact skin that holds product, and the person who has not is tight, flaking, tender and burning through sunscreen that will not stay on.

Five minutes an evening buys the back half of the trip.