Best Frozen Shellfish For Sale

What Is Shellfish?

Crustacean and molluscs, including clams, oysters, lobsters, mussels and shrimps, are widely known as ‘shellfish.’ Shellfish deliver a genuine flavour of the ocean and are incredibly tasty. Shellfish are an incredible protein source and a decent source of nutrients, including iron, calcium and zinc. Moreover, they are straightforward to cook and prepare. You can prepare shellfish in many different ways. Shellfish can be added to all dishes for added flavour and aroma, from entrees and main courses to pasta dishes, stews, and various soups. But steaming, frying, and grilling are the most popular methods to do so.

Indulge yourself in all the seafood you want. We have new frozen varieties of the best shellfish – and they’re ready to serve in minutes. Frozen shellfish are extremely handy since they can be defrosted then cooked, so a drive to the fishmonger is not required, and they are available in minutes. You can easily have that richness and sea flavour in your cooking. Frozen shellfish will bring the taste of the ocean to your dishes, whether you’d like to prepare a simple dinner or make an elaborate feast. Our frozen shellfish is ideal for quick cooking indeed.

Processing Shellfish

The highest value seafood throughout the world is the shellfish, fisherfolk and sports fishers, and consumers all agree. Fresh shellfish plus an innovative method of freezing offers the best in seafood! As soon as they’re captured and extracted from the net, our shellfish are flash-frozen, so they are still flavorful and also have an extended shelf life. We guarantee optimum quality and consistency by keeping your shellfish at sustained below freezing levels until you’re ready to cook and serve a tasty and balanced dish.

Benefits Of Frozen Shellfish

If you are new to cooking molluscs at home, try buying frozen shellfish of top quality. The flash-freezing method locks in all the nutrients and preserves the components of protein and fat so that the texture, taste and nutritional value are retained until the shellfish are cooked!

Frozen shellfish can be stored for months in your fridge, allowing you more time at your leisure to think about various cooking techniques and recipe ideas! We suggest steadily thawing shellfish on the fridge the night before you intend to cook it for the optimum quality. Often because shellfish have a long shelf life, transportation costs could be cheaper for the supplier, which means that it would cost less for the vendor to buy the seafood, which will be equivalent to a lower price tag for the end consumer.

Also, shellfish have low calories, high in lean protein, good fats and a wide variety of micronutrients. In shellfish, much of the fat is in the form of omega-3 fatty acids, which provide a host of health benefits, like enhancing the health of the brain and heart.

Why Buy Frozen Shellfish From Us?

Frozen Fish Direct is constantly searching for innovative new products that can be taken to market. We have travelled far and wide as the UK’s premier online fishmonger. From fresh mussel variations to our deep-water oysters with their delicate taste, alongside the new large steakfish cuts, we’ve got them all! We also sell a selection of other frozen seafood and ready-to-eat meals, in addition to our frozen shellfish.

Frozen Shellfish Nutritional Facts

A nutrition comparison of 3-ounce or 85-gram servings of various types of shellfish:

Shrimp Calories: 72 Protein: 17g Fat: 0.43g
Crayfish Calories: 65 Protein: 14g Fat: 0.81g
Crab Calories: 74 Protein: 15g Fat: 0.92g
Lobster Calories: 64 Protein: 14g Fat: 0.64g
Clams Calories: 73 Protein: 12g Fat: 0.82g
Scallops Calories: 59 Protein: 10g Fat: 0.42g
Oysters Calories: 69 Protein: 8g Fat: 2g
Mussels Calories: 73 Protein: 10g Fat: 1.9g

Related Recipes

FAQs

Is frozen shellfish as good as fresh?

Frozen shellfish can be as good as fresh — but the real comparison isn’t “frozen vs fresh” like it’s a boxing match. It’s time and handling vs time and handling.

When people say “fresh”, they usually mean “never frozen” and “recently harvested” and “kept cold properly”. In the real world, “fresh” shellfish can spend days moving through a chilled supply chain, and every handover (temperature swings, delays, poor storage) nudges quality in the wrong direction. Frozen, done well, is different: it’s about locking in a point-in-time. Shellfish is processed and frozen within hours (as stated across the site for relevant items), so the quality you buy is much closer to the quality at packing, not the quality after several days of travel.

Texture and flavour do deserve honesty. Freezing can affect moisture if it’s mishandled — think extra drip loss after thawing, a slightly softer bite, or dull flavour if packaging lets in air. That’s why two things matter: good packaging and good defrosting. Vacuum packs and well-sealed packs reduce air exposure (less freezer burn risk), and gentle thawing protects firmness and sweetness. If shellfish is kept properly frozen end-to-end, it stays remarkably consistent.

That “end-to-end” part is where frozenfish.direct leans into cold-chain discipline: products are shipped with dry ice in an insulated box designed to keep seafood frozen on arrival, so what you receive is still in the state it left the freezer — not half-defrosted, not “chilled-ish”.

Buying by use-case helps:

  • Portions for midweek: go for portionable packs and predictable weight bands — easy to plan, fast to cook, minimal waste.
  • For grilling: choose shellfish that holds shape and tolerates higher heat (think thicker pieces or shell-on options where stocked), so you get char without turning rubbery.
  • For entertaining: pick larger formats or mixed shellfish that suit sharing platters, pasta trays, or batch prep — consistency matters when timing a table.

Fresh can be brilliant. Frozen can be brilliant too — and often more repeatable. If you want predictable results, frozen is the easier way to make Shellfish a routine.

How do I defrost frozen shellfish without it going watery?

“Watery” shellfish is usually just lost moisture showing up in the tray — and it happens for a few very specific reasons. When shellfish freezes, ice crystals form inside the flesh. If it’s warmed too quickly (countertop defrosting, warm rooms, hot water), those crystals melt fast, cell structure can’t hold on to the liquid, and you get drip loss. The problem gets worse if the pack has been through thaw/refreeze cycles (even partial ones), because repeated freezing makes more structural damage and pushes out more water.

The best practice flow is simple, and it’s mostly about staying cold and staying contained. Put the shellfish in the fridge to defrost, on a plate or in a shallow tray so any liquid can’t run everywhere. If it’s vacuum packed, keep it sealed while it thaws — that protects it from air exposure and helps it defrost more evenly. If it isn’t vac packed, keep it in its inner packaging or place it in a sealed bag to stop it sitting in water. Once defrosted, open the pack, drain off any liquid, then pat dry thoroughly with kitchen paper before cooking. A dry surface gives you better sear and less steaming — which is the big “anti-watery” lever.

A few texture tips by cut:

  • Portions (smaller, portionable pieces like prawns, scallops, mussels) are the easiest: they thaw more evenly, so you’re less likely to get a warm outside and icy middle.
  • Thicker “fillet-like” pieces (think lobster tails or large, dense pieces) need more patience in the fridge so the centre comes up gently — rushing this is where watery edges and chewy middles are born.
  • Steak-like cuts (chunkier cross-sections or medallion-style pieces where stocked) tend to hold their shape better, but they still need a dry surface before high heat; otherwise they braise in their own moisture.

As a backup, yes, some shellfish can be cooked from frozen — it’s workable for certain portions — but method matters, so it’s worth treating that as its own approach rather than a shortcut version of defrosting (we cover it separately).

Good defrosting is texture control.

Wild vs farmed shellfish — what should I choose?

Wild vs farmed shellfish isn’t a “good vs bad” choice — it’s more like choosing between two well-made tools. Both can be excellent, and the right pick depends on what you enjoy and what you’re cooking. On frozenfish.direct, the useful bit is that you don’t have to guess: each product clearly shows whether it’s wild or farmed and where it comes from, so you can choose with your eyes open rather than by vibe.

Here are the typical differences, framed safely and honestly:

Flavour and sweetness. Wild shellfish can sometimes taste a touch more “oceanic” or pronounced, depending on species and catch area. Farmed shellfish can be cleaner and more consistent in flavour. Neither is automatically “better” — it’s about whether you want subtle and steady, or more briny character.

Firmness and texture. Some wild shellfish may feel a bit firmer or more variable from pack to pack because nature is not a factory. Farmed shellfish often leans toward consistency: similar sizing, similar bite, predictable results — useful if you’re cooking for a crowd or repeating a dish weekly.

Fat level and forgiveness. Shellfish is generally lean, but richness still varies by species and how it’s raised or caught. In broad terms, items with a slightly richer texture can be a bit more forgiving with heat, while leaner, delicate pieces punish overcooking quickly. That’s why shellfish rewards gentler cooking — short time, controlled heat, and a good sauce to carry flavour.

Consistency and price. Farmed options often deliver steadier sizing and availability, which tends to show up as steadier pricing. Wild options can vary more due to seasons and supply. Price is real — but “best value” is the one that matches your dish and timing.

Practical pairing guidance: shellfish shines with gentle cooking and sauces. Think quick sauté, a fast steam, or a brief grill if the piece can handle it — then let butter, garlic, chilli, lemon, white wine, or a creamy sauce do the heavy lifting. If you’re doing midweek portions, you might prefer the predictability that may include farmed shellfish items. If you’re building a “special dinner” plate, you might enjoy exploring the character that may include wild shellfish items.

Buyer’s shortcut: Choose by cooking method first, then by origin and method.

Which shellfish should I buy for my plan?

Planning your shellfish shop is mostly about matching the cut to your week. Start with two levers that decide the outcome more than almost anything else: thickness and shell. Thicker pieces (or larger whole shellfish) take longer to heat through and are easier to overdo at the edges if you rush; thinner pieces cook fast and demand attention. With shellfish, it’s less “skin-on vs skinless” (that’s more of a fish thing) and more shell-on vs shell-off: shell-on can protect texture and hold moisture during cooking, while shell-off is quicker, cleaner, and easier for midweek.

Here’s a simple way to buy by plan:

Weeknight meals → portions. Go for portionable, ready-to-cook formats: peeled prawns, shelled mussel meat, squid rings, scallops, or mixed packs designed for speed. Predictable weights mean predictable pans: less waste, faster prep, easier portion control.

Grilling → where available. Choose shellfish that can handle direct heat: larger prawns (often shell-on), squid (tubes or thicker cuts), big scallops, and anything labelled as grill-ready. For grilling, thickness is your friend — thin, delicate pieces can dry out before you get colour.

Entertaining → variety + theatre. Mixed shellfish selections, larger-format packs, and shareable centrepieces work well: shell-on prawns, scallops, mussels, or a curated mix for platters and pastas. Shell-on options tend to look and feel more “occasion” while helping protect texture under heat.

Prep-it-yourself → whole shellfish. If you like doing the finishing work, buy whole shellfish where stocked (think whole prawns, shell-on items, larger pieces you can trim and portion). You control the portion size, presentation, and how gently you cook it.

Special occasions → smoked/cured lines. Where available, smoked or cured seafood lines (often more common with fish than shellfish, but stocked ranges vary) are for “open-pack, plate-up” moments — minimal cooking, maximum impact. Treat them as ready-for-specific-uses items and follow the product details.

If you only buy one thing: a versatile “weeknight portions” pack (like peeled prawns or a mixed shellfish pack) because it covers stir-fries, pasta, rice dishes, and quick sauces without planning your whole week around it.

Pick the cut that matches your heat source and your timing.

Can I cook shellfish from frozen?

Yes — often you can cook Shellfish from frozen, but method matters.

The two things that change the game are thickness and surface moisture. Frozen Shellfish carries a film of ice on the outside, and as that melts it turns into surface water. Water is the enemy of browning: it steams first, then cooks, and only then can it start to colour. That’s why a direct, ripping-hot sear can feel frustrating from frozen — the pan is trying to brown while the surface is busy turning ice into steam. More forgiving methods (an oven, air fryer, or a covered pan) give you controlled heat while moisture drives off, then you can finish hotter for colour without overcooking the middle.

A practical frozen-to-cooked approach is simple and safe. Take the Shellfish out of the packaging and separate pieces that are stuck together. If there’s heavy surface ice, rinse it briefly under cold water just to knock the ice off, then pat everything dry with kitchen paper until the surface feels as dry as you can reasonably get it. Start with gentler heat first — think a covered pan with a splash of liquid, or the oven/air fryer on a moderate setting — so the centre warms through while excess moisture evaporates. Once it’s mostly cooked and the surface looks drier, finish hotter (uncover the pan, raise the heat, or give it a final blast in the air fryer) to build colour and a cleaner, less “steamed” texture. Keep checking the feel: Shellfish goes from tender to rubbery when it’s pushed too far, so stop when it’s opaque and just firm, not tight and bouncy.

When should you not cook from frozen? If you’re dealing with very thick pieces and you want a perfect, restaurant-style sear, defrosting first is usually the better route because you can properly dry the surface. Also, any speciality cured/smoked or ready-to-eat style products should follow the product guidance — they don’t behave like raw cooking Shellfish, and the “finish hot” step may be the wrong move.

Follow the on-pack guidance, adjust to thickness, and treat dryness as your secret weapon. Frozen-to-oven is the weeknight cheat code when you need Shellfish now.

How long does frozen shellfish last, and how do I avoid freezer burn?

Frozen Shellfish can last a long time in the freezer — but it helps to separate food safety from eating quality. From a safety point of view, properly frozen seafood stays safe for a very long period as long as it remains frozen and is handled cleanly. What changes first is quality: texture, moisture, and flavour can gradually drift if the product is exposed to air, stored too long, or repeatedly warmed and re-frozen during freezer rummaging.

That’s where freezer burn comes in. Freezer burn isn’t “gone off” food — it’s dehydration caused by air exposure. In a freezer, moisture can migrate out of the Shellfish and form ice crystals elsewhere in the pack. The classic signs are dry or pale patches, a duller, chalkier colour, and a cooked result that’s tougher or cottony instead of juicy and clean. It can also taste a bit flat because the surface has literally dried out.

Avoiding it is mostly boring discipline — the kind that pays you back at dinner time. Keep packs sealed until you need them, and once opened, minimise air exposure: press out excess air, rewrap tightly, or move portions into an airtight freezer bag or container. Store Shellfish flat where possible so it freezes evenly and is less likely to get crushed or punctured. Keep your freezer stable (frequent door-opening and over-stuffing can cause temperature swings), and don’t let packs sit on the counter while you decide what you fancy. Rotate your stock too: put newer packs behind older ones, so the “forgotten” bag doesn’t end up living at the back of the freezer for ages.

On frozenfish.direct, many Shellfish products arrive vacuum packed, which is a big help because it reduces the amount of air around the seafood — and less air usually means less dehydration and better texture after defrosting. Even with good packaging, the golden rule is still the same: follow the on-pack storage guidance and treat the freezer like a place for calm, consistent cold, not a revolving door.

Good packaging and steady cold are what keep Shellfish tasting like Shellfish.