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8 Best Fillet Knives For Saltwater Fish Reviews In 2021

Your search queries on the best fillet knife for saltwater fish should end here. Because this in-depth review and comprehensive guide will help you to choose the best one among many popular brands.

From these popular knives, you’ll get the best one that will give you the best performance in your kitchen, salt, and freshwater. But first, you have to know which knife you can handle well either short and large blade. And check the buyer’s guide section what features should you consider before buying.

01. KastKing Fillet Knife – Best Overall

 

As compared to others, the KastKing G4116 has the highest number of customer reviews. This means that it has impressive features which you can rarely find in other models.

To start with it uses razor-sharp G4116 stainless steel blades. It also features a black finish which gives it a stylish appearance. These blades are very sharp and are able to maintain their quality in both saltwater and freshwater applications.

Due to their sharpness, they are highly effective in cutting all fillet fish irrespective of the size. They are also able to cut bait and big fish such as tuna, salmon, or any other tough meat.

In order to enhance your safety, the knife is equipped with a comfortable slip-resistant polymer handle. This handle is easy to clean and it’s able to maintain its beautiful appearance for many years.

In addition, the knife comes with a protective knife sheath which not only protects the blade but also keeps you safe when working. You can find these knives in different shapes, colors, and lengths. This allows you to choose the best for each application.

Pros
  • Strong and durable
  • Ideal for all fish sizes
  • It comes with a long-lasting knife sheath
  • Comfortable and non-slip grips
  • Available in 5 colors
  • Affordable innovation
Cons
  • Not ideal for beginners

02. Morakniv Fishing Comfort – Best Flexible

 

This knife comes with a strong and flexible cold-rolled stainless steel blade which gives you total control when filleting your catch. The blade is 6.1 inches long and 1.9mm thick to provide control and flexibility.

The Sandvik Stainless Steel 12C27 blade that comes with this knife is very sharp, corrosion-resistant and it is extremely tough. When it comes to cleaning, you will be pleased to note that this knife is dishwasher safe.

If you are searching for a knife you can use to cut different fish sizes, the 6.1-inch blade provides excellent versatility. It also features a patented high-friction handle which provides excellent grip when cleaning the fish.

The good thing about the handle is that it doesn’t absorb odors. Apart from that, this knife features a risible polymer sheath with a removable pocket clip or belt. It is also available in different sizes which include 3.5 inches and 6.1-inch blade lengths.

Pros
  • Corrosion-resistant
  • Comfortable and lightweight
  • Affordable price
  • Tough and flexible blade
  • Easy to maintain
  • Great ergonomics
Cons
  • Not ideal for filleting large fish

03. Mercer Culinary – Best Lightweight

 

Mercer Culinary Millennia Narrow fishing fillet knife is made of a high-carbon Japanese Steel blade. This material is very tough, sharp, stain-resistant, and durable. It is also easy to maintain since it doesn’t require frequent sharpening.

Again, the blade is very thin and flexible meaning that it is also lightweight. In terms of design, you will find that it has an ergonomic handle for easier use. This handle features a combination of polypropylene to enhance durability and Santoprene for comfort.

There is also a textured finger guard which ensures that it doesn’t slip. This is very important because it keeps you safe from injuries and discomfort. Another great thing about this knife is that the company provides a limited lifetime guarantee.

When it comes to cleaning, you should hand wash it using warm water and mild soap to enhance durability. It would be the best fillet knife for salmon and other large fishes because it has a very large flexible blade.

Pros
  • Thin and flexible
  • Ergonomic handle
  • Slip-resistant finger guard
  • Affordable price
  • Limited lifetime warranty
Cons
  • No sheath

04. BUBBA Li-Ion – Best Cordless Electric Fillet Knife

 

If you are searching for an electric fillet knife that will give you the best value for your money, you can never go wrong with BUBBA Li-Ion cordless electric knife. It comes with an 8.5 inches long handle and it weighs 1.11 pounds.

It has a non-slip grip handle which gives you excellent control when using it. Apart from that, it has a trigger guard to enhance your safety. In terms of durability, it boasts a dual-rivet blade design with a Ti-Nitride Stainless steel coating.

The blades are very convenient since you can easily remove them for easier cleaning. Again, they have a separate zippered case for storage. Another thing you will love about the knife is that the handle has an LED indicator that displays the battery life.

This is a very important feature because it shows you the functionality of the knife. In the box, you will find 2 lithium-ion batteries, a wall charger, an EVA storage case, 7-inch E-FLEX, 9-Inch E-FLEX, 9-Inch E-STIFF plus 12-Inch E-STIFF blades.

As compared to others, this knife is a bit expensive but it has better features. As a result, it is more durable and provides unmatched performance as compared to cheaper models.

Pros
  • Dual-rivet blade design for durability
  • Non-slip handle
  • Removable blades
  • Long-lasting batteries
  • LED battery indicator
  • Zippered storage case
Cons
  • A bit pricey but worth it

05. Rapala Fish ‘N – Best For Beginners

 

The Rapala Fish N’ fish cleaning knife is handcrafted in Finland. It features a stainless steel blade and a birch wood varnished handle which gives it a stylish look. In terms of performance, it has a very sharp 6-inch blade which makes it is suitable for panfish and smaller species.

It is also sturdy enough for bigger fish. This blade is dishwasher safe but the handle is not. This means that you should only hand wash it and dry it immediately.

Avoid air drying it because this will cause the handle to absorb water and crack. The knife has a good balance between the blade and the handle meaning that it is very comfortable.

However, it is very lighter than other fillet knives on the market. Another great thing about the knife is that it has an impressive flex meaning that you can use it easily to cut any fish irrespective of size.

Pros
  • Excellent quality
  • Very flexible
  • It comes with a leather sheath
  • Suitable for panfish small species
  • Remains sharp for a long time
Cons
  • Requires extra care

06. Kershaw Clearwater – Best For Large Fish

 

In case you are searching for a top-quality fillet knife for cutting large and saltwater fish, this knife is the best. You can use it to break down snapper, tilapia, Salmon, Tuna, Snapper, Cod, catfish, etc.

It is made in the U.S.A and the good thing is that it comes with a limited lifetime warranty. Again, the company has excellent customer service which means that you can contact them after purchase.

When it comes to the design, it features a 7-Inch top-quality Japanese 420J2 blade. This blade is made of stainless steel and it is also resistant to corrosion. Apart from that, it has an ABS sheath plus a belt holster for storage and blade protection.

It also features a textured co-polymer rubber grip which prevents it from slipping. The neon-orange accents make it easy to detect. Due to its versatility, it is among the best knives you should never miss in your tackle box, boat, backpack, and kitchen, or on your belt.

Pros
  • Excellent for cutting large fish
  • Provides super smooth cuts
  • Extremely sharp
  • Corrosion-resistant blade
  • Sturdy ABS sheath
  • Limited lifetime warranty
Cons
  • Requires frequent sharpening

07. Buck 0220BLS – Best Portable Fillet Knife

 

This knife can be used as a fillet knife or as a hunting knife. It has an ergonomic folding design which makes it easy to carry. Apart from the design, it uses 420J2 blade which is not only durable but also resistant to corrosion. This blade is very sharp and doesn’t need frequent sharpening.  In addition, it has a pointed tip that provides smooth and clean cuts.

In terms of comfort, it is equipped with a rubber handle that features vent ridges. This handle provides a secure grip when cutting. Again, the rubber is very tough and slip-resistant to enhance your safety.

The other major selling point of this knife is that it comes with a lifetime warranty.  Beside that, you can use it for different outdoor activities meaning that it is highly versatile.

Pros
  • Sharp-tipped blade
  • Built with quality and precision
  • Corrosion-resistant blade
  • Foldable design for easier carrying
  • Comfortable runner handle
  • Lifetime warranty
Cons
  • The blade might not be flexible enough

08. Calamus Fishing Knife – Most Versatile

 

The Calamus Fishing Fillet Knife is available in 5 different shapes and lengths. This allows you to choose the best knife for every job. These options include a stiff 5 inches bait knife, a 7 inches & 9 inches flexible/traditional fillet knife. There is also a 9-inch knife for boning and steaking.

Moreover, it is equipped with a non-slip golf-style rubber handle that makes it easy to hold. Due to this grip, you can use it in both dry and wet conditions. Another great thing about the handle is that it is 40% more lightweight than other handles.

In terms of performance, it features German G4116 Stainless Steel blades which remain sharp for a long time. As a result, you can use the knife for both fresh and saltwater applications.

The other notable thing is the protective nylon sheath which protects the blade and keeps you safe when working. This sheath is well-vented meaning that it allows air to circulate and also allows water to drain away easily. You can also use this knife as a chef knife, hunting knife, or as a kitchen knife.

Pros
  • Available in different sizes
  • Great design
  • Protective nylon sheath
  • Comfortable handle
  • The blade has perfect flex
Cons
  • Does not hold an edge

How To Fillet a Saltwater Fish?

Filleting saltwater fish is not difficult as long as you have the necessary tools. Some of the things you must have in order to do this successfully include;

  • A sharp fillet knife
  • Knife sharpener
  • Chopping board
  • Clean water

The method you choose when filleting will depend on the specific breed of fish. However, we have outlined a popular method you should follow;

  • Lay the fish- The first thing you need to do is to lay the fish on a chopping board. The tail should be pointing upwards towards you.
  • Use a fish fillet knife to make slits or cuts vertically on your fish.
  • Ensure that the blade of the knife is tilted or flat and then remove the first two fillet bones from the fish. Insert the knife near the rib bones to fillet the rib part.
  • Turn the fish on the other side and repeat the process. Now you will be having 4 fillets.
  • Cut each fillet in such a way that the bones will remain behind. Insert the blade about ½-inches away from the tail. Grip the tail firmly and then cut against the skin when removing the fillet. Ensure that no meat is wasted when making cuts.
  • Wash the fillets using cold water and then dry them carefully.

Best Fillet Knife For Saltwater Fish – Buying Guide

How To Fillet a Saltwater Fish

Below are some of the key features you should check before buying a knife. These are;

Blade sharpness

Saltwater fish is tougher to cut as compared to freshwater fish. Therefore, you will need a knife with a razor-sharp edge that can cut precisely through the fish. The edges should be able to maintain sharpness for a long period. Apart from that, choose a knife that is easy to sharpen.

Blade material

Most fillet knives for saltwater fish features stainless steel blades or high carbon steel blades. These two materials are highly reliable but stainless steel blades are the best.

These blades are more durable and able to maintain their sharpness for a long time as compared to other materials.

On the other hand, high-carbon steel blades are easier to sharpen but they are not resistant to corrosion and rusting. As a result, they are more difficult to maintain.

Size

The best size for a good fillet knife for saltwater fish should be around 4 to 10 inches. However, the size of the blade can be adjusted according to the type of work you are doing. You should look for a knife that comes with different blade sizes.

Comfort

When it comes to comfort, you need a knife with an ergonomic and slip-resistant handle. Some knives feature a textured finger guard to enhance grip.

A good grip is important when cutting or preparing fish under slippery conditions. You also need to consider the length of the handle to ensure that it fits perfectly on your hands. Plastic and rubber handles provide the best grip and are also easy to clean.

Safety option

Fillet knives are very sharp meaning that they are extremely dangerous. They are made to cut even the toughest fish and if you are not careful, you can easily cut your skin.

In order to prevent this, you need to look for one with dimpled handles or one with a finger guard. The finger guard protects your fingers from coming into direct contact with the blade.

Flexibility

The flex of a blade is its ability to bend slightly when subjected to pressure. This is an important feature because you may need to bend the blade when extracting meat from certain parts or for better precision. Small and thin knives have better flex than the long ones.

Price range

These knives are available in different prices. The most reliable ones are a bit expensive but you can still get a good one irrespective of your budget. You only need to check the features to ensure that it is highly effective.

Wrapping Up

Searching for the best fillet knife for saltwater fish can be very challenging since you can’t just use any knife.

However, I hope that this guide will help you to identify a reliable knife that suits your requirements.

I only picked fillet knives with the best features and those that are top-rated on the market. They are also affordable, sharp, and durable meaning that they will give you the best performance.

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