Review: Top 5 Sustainable Fish Options for Pups

Does the thought of feeding your furry friend something from the sea make you pause? You’re not alone! Many dog owners wonder if fish is a healthy and safe addition to their dog’s diet. It’s easy to feel overwhelmed when you see so many different types of fish and so much conflicting advice online. You want the best for your pup, but navigating the world of omega-3s, potential toxins, and proper preparation can feel like a real puzzle.

Understanding which fish truly benefits your dog and how to serve it correctly is key to unlocking a wealth of nutritional advantages. Getting this wrong could mean missing out on great health benefits or, worse, accidentally feeding your dog something harmful. This post cuts through the confusion. We will clearly explain the top fish choices, the important safety tips you must know, and exactly how fish can boost your dog’s coat, joints, and overall well-being.

Keep reading to transform your uncertainty into confidence. By the end of this article, you will know exactly which types of fish belong in your dog’s bowl and which ones should stay on your plate. Let’s dive into the wonderful world of fish for your canine companion!

Top Fish For Dogs Recommendations

No. 1
Plato Pet Treats Fish Dog Treats - Air-Dried, Single Ingredient Dog Treat - with Omega 3 & 6 Fatty Acids to Support Skin and Coat - 100% Whole Fish - Wild Caught Baltic Herring Dog Treats - 3oz
  • Nutritious Air Dried Dog Treats: Air-dried for sustainability and maximum nutrient value, these dog fish treats offer top-tier quality without the premium price tag. The air-drying process locks in all the natural nutrients, making them a healthy choice that dogs find absolutely irresistible—your pup will love the fishy smell and taste (even if humans don't.)
  • One Ingredient Dog Treats: Our Baltic Herring is sustainably wild-caught from the Baltic Sea. These whole fish dog treats are a natural and nutritious choice for your furry friend.
  • Natural Fish Treats for Dogs: Our whole, air-dried fish treats are a natural source of Omega 3 and 6 fatty acids, supporting your dog's healthy skin, coat, and digestion. With just one ingredient, these treats are grain-free and contain no artificial flavors, corn, wheat, or soy.
  • How to Feed and Store: Feed as a snack or reward for your pup. Keep in mind that it's best to store dried fish for dogs in a cool, dark place; never refrigerate.
  • Honestly Healthy Dog Treats: Plato Pet Treats was founded by Aaron Merrell after his Border Collie’s health scare inspired him to improve her diet. Noticing the connection between wholesome, nourishing ingredients and a pet’s well-being, Aaron created Plato Pet Treats to provide high-quality, delicious single ingredient dog treats that help pets live healthier, longer lives, so every pet can thrive.
No. 2
Vital Essentials Freeze Dried Minnows Dog Treats | Single Ingredient | Premium Quality | Grain Free Treats for Dogs, 1 oz Bag
  • FREEZE-DRIED RAW MINNOWS DOG TREAT: Vital Essentials Freeze Dried Dog Treats pack more protein than industry standard into every bite to deliver the peak vitality your dog deserves. Our natural freeze-dried raw dog treats are made from responsibly sourced premium minnows.
  • BETTER PROTEIN = BETTER BENEFITS: The best freeze dried dog treats on the market use premium butcher cut raw protein to unlock the benefits of naturally occurring vitamins and minerals in raw muscle and organs, because pets deserve the energetic playtimes, healthy skin, shiny coats, strong teeth, and essential gut health that a high-protein diet delivers.
  • PROUDLY AMERICAN CRAFTED: All our dog treats and food are responsibly sourced and humanely harvested to ensure the quality of our proteins. We go above industry standards to preserve flavor and ensure the highest quality of protein and nutrients in every Vital Essentials product.
  • MADE WITHOUT: Dog treat additives, fillers, dyes, flavorings, artificial preservatives, grains, or rendered by-products. Vital Essentials also offers the widest variety of single-protein raw dog food and treats on the market—great for picky eaters and dogs with allergies!
  • RAW DOG TREATS FREEZE DRIED FOR PEAK FRESHNESS: Our protein is frozen within 45-minutes of harvesting to lock in peak nutrients, flavor, and freshness. A slow-freeze-dry ensures minimal processing, while preserving the vital nutrients that our pets deserve, the way nature intended.
No. 3
Icelandic+ Whole Fish Herring - 3oz Bag - Dog Treats, Pure Wild-Caught & Air-Dried, Single Ingredient Snack, Pet Chew, Just The Fish Nothing Else
  • Pure sustainably sourced whole Herring that is 100% fully digestible.
  • Less smell than other fish treats in the market.
  • Reduces plaque and tartar build-up, making them good for your dog’s teeth.
  • Full of protein & Omega-3 fatty acids for healthy skin and shiny coat.
  • 100% Viking - Air-dried as the Vikings did in 900 A.D.
No. 4
The Honest Kitchen Human Grade 100% White Fish Filets Dog Treats, 3 oz (Wishes)
  • JUST 1 INGREDIENT These limited ingredient treats are ideal for dogs with sensitivities.
  • MSC CERTIFIED WILD CAUGHT FISH Made with Marine Stewardship Council certified wild caught fish.
  • PICKY PET PARENT APPROVED We never use GMO ingredients, meat meals, fillers (like corn, wheat or soy) or artificial flavors or preservatives.
  • FOR DOGS OF ALL SIZES These treats are gently dehydrated, making them easy to break into bite-sized pieces for dogs of all ages.
  • HUMAN GRADE Crafted with high-quality, human grade ingredients and produced to the same standards of quality and safety as the food you eat.
No. 5
green paws Happy Gluten Free Herring Dog Treats – Wild-Caught Dried Fish for Dogs & Cats – Single Ingredient, High Protein Fish Treats – Made in Alaska (3.5 oz)
  • Pure Wild-Caught Fish – Premium dried fish made from 100% Alaskan herring; no fillers or additives—just a rich, natural protein source for dogs and cats.
  • Healthy & Gluten Free – A single-ingredient gluten free snack that’s ideal for sensitive stomachs and pets on grain-free diets.
  • Multi-Pet Treat – Perfect as fish treats for dogs, fish cat treats, or training rewards; a tasty alternative to dried sardines for dogs or whole minnows for cats.
  • Crunchy & Nutritious – Naturally rich in omega-3s to support healthy skin, coat, and joints; a wholesome choice over typical dry fish snacks or sprats dog treats.
  • Versatile Single Ingredient – Works as a topper for meals, a crunchy snack, or an everyday high-protein reward; loved by pets that enjoy minnow cat treats, dried fish cat treats, and whole fish dog treats.
No. 6
Plato Pet Treats Fish Dog Treats - Air-Dried, Single Ingredient Pet Treat - Omega 3 & 6 Fatty Acids to Support Skin and Coat - 100% Whole Fish - Wild Caught Baltic Herring - 3oz - 2 Pack
  • Nutritious Air Dried Dog Treats: Air-dried for sustainability and maximum nutrient value, these dog fish treats offer top-tier quality without the premium price tag. The air-drying process locks in all the natural nutrients, making them a healthy choice that dogs find absolutely irresistible—your pup will love the fishy smell and taste (even if humans don't.)
  • One Ingredient Dog Treats: Our Baltic Herring is sustainably wild-caught from the Baltic Sea. These whole fish dog treats are a natural and nutritious choice for your furry friend.
  • Natural Fish Treats for Dogs: Our whole, air-dried fish treats are a natural source of Omega 3 and 6 fatty acids, supporting your dog's healthy skin, coat, and digestion. With just one ingredient, these treats are grain-free and contain no artificial flavors, corn, wheat, or soy.
  • How to Feed and Store: Feed as a snack or reward for your pup. Keep in mind that it's best to store dried fish for dogs in a cool, dark place; never refrigerate.
  • Honestly Healthy Dog Treats: Plato Pet Treats was founded by Aaron Merrell after his Border Collie’s health scare inspired him to improve her diet. Noticing the connection between wholesome, nourishing ingredients and a pet’s well-being, Aaron created Plato Pet Treats to provide high-quality, delicious single ingredient dog treats that help pets live healthier, longer lives, so every pet can thrive.
No. 7
Vital Essentials Freeze Dried Minnows Dog Treats | Single Ingredient | Premium Quality | Grain Free Treats for Dogs, 2.5 oz Bag
  • FREEZE-DRIED RAW MINNOWS DOG TREAT: Vital Essentials Freeze Dried Dog Treats pack more protein than industry standard into every bite to deliver the peak vitality your dog deserves. Our natural freeze-dried raw dog treats are made from responsibly sourced premium minnows.
  • BETTER PROTEIN = BETTER BENEFITS: The best freeze dried dog treats on the market use premium butcher cut raw protein to unlock the benefits of naturally occurring vitamins and minerals in raw muscle and organs, because pets deserve the energetic playtimes, healthy skin, shiny coats, strong teeth, and essential gut health that a high-protein diet delivers.
  • PROUDLY AMERICAN CRAFTED: All our dog treats and food are responsibly sourced and humanely harvested to ensure the quality of our proteins. We go above industry standards to preserve flavor and ensure the highest quality of protein and nutrients in every Vital Essentials product.
  • MADE WITHOUT: Dog treat additives, fillers, dyes, flavorings, artificial preservatives, grains, or rendered by-products. Vital Essentials also offers the widest variety of single-protein raw dog food and treats on the market—great for picky eaters and dogs with allergies!
  • RAW DOG TREATS FREEZE DRIED FOR PEAK FRESHNESS: Our protein is frozen within 45-minutes of harvesting to lock in peak nutrients, flavor, and freshness. A slow-freeze-dry ensures minimal processing, while preserving the vital nutrients that our pets deserve, the way nature intended.
No. 8
The Honest Kitchen Ocean Chews™ Crispy Cod Fish Skins Dog Treats, 2.75 oz (Beams™)
  • SINGLE INGREDIENT: These treats are made from 100% cod skins from wild-caught, sustainably-sourced cod, gently dried to preserve flavor and nutrients
  • EASY TO CHEW, EASY TO DIGEST: Great as a rawhide alternative, these grain-free, high-protein dog chews are easy for your pup to digest, with a moderate chew time
  • HUMAN GRADE: Our dehydrated dog treats are made with no by-products, artificial preservatives or fillers and are Non-GMO Project verified. Treat your dog to safe, nutritious options that meet the highest standards
  • PROMOTES A SHINY COAT AND HEALTHY SKIN: Rich in omega-3s, these dog chews provide nutrients supporting healthy skin and a shiny coat. Keep your pet looking and feeling their best while they enjoy a chew that supports overall wellness
  • NATURAL AND CONVENIENT TREAT: Perfect for any time, whether as a snack or as a reward. With just one ingredient and high protein, they are a tasty choice that fits easily into your pet's routine and your busy lifestyle

The Ultimate Buying Guide: Choosing the Best Fish for Your Dog

Fish is a fantastic addition to your dog’s diet. It offers healthy fats and great protein. This guide will help you pick the right fish product for your furry friend.

1. Key Features to Look For

When buying fish treats or food toppers, look for specific qualities. These features make the product better for your dog.

  • Single Ingredient Focus: The best options list only fish. Avoid long ingredient lists with fillers.
  • Source Transparency: Know where the fish comes from. Wild-caught is often preferred over farmed.
  • Processing Method: Look for air-dried, freeze-dried, or gently baked options. These keep the nutrients locked in.
  • Size and Form: Treats should match your dog’s size. Small dogs need smaller pieces. Large dogs can handle bigger chunks.
Q: What are the main Key Features?

A: The Key Features are single-ingredient focus, clear sourcing, gentle processing methods, and appropriate sizing for your dog.

2. Important Materials (The Best Fish Types)

Not all fish are created equal for dogs. Some types are packed with more Omega-3 fatty acids. These healthy fats support skin, coat, and joint health.

The healthiest fish options include:

  • Salmon: Rich in EPA and DHA. A top choice for most dogs.
  • Sardines: Small, sustainable, and low in mercury. A powerhouse of nutrients.
  • Mackerel: Another oily fish great for coat shine.
  • Whitefish (like Cod or Haddock): Good for dogs with sensitivities to richer, oilier fish.
Q: Which fish is the healthiest for my dog?

A: Salmon and sardines are often considered the healthiest because they are high in Omega-3 fatty acids.

3. Factors That Improve or Reduce Quality

The way the fish is handled greatly affects its quality. Quality matters for safety and nutrition.

Factors That Improve Quality:
  • Low Heat Drying: This process preserves the natural vitamins and oils.
  • Human-Grade Ingredients: This ensures the fish meets high safety standards.
  • No Added Salt or Preservatives: Natural fish flavor is usually enough.
Factors That Reduce Quality:
  • Heavy Frying: Frying adds unhealthy fats and destroys vital Omega-3s.
  • Use of Byproducts: Avoid products that use fish scraps instead of whole fillets.
  • High Levels of Mercury: Larger, older fish (like King Mackerel) can accumulate more mercury. These should be given less often.
Q: Does the way the fish is cooked matter?

A: Yes, very much. Low-heat methods like freeze-drying keep the nutrients best. Frying ruins the healthy oils.

4. User Experience and Use Cases

Think about how you plan to use the fish product. This affects what form you should buy.

Use Cases:
  • Training Treats: You need small, easily chewable, high-value rewards. Freeze-dried chunks work perfectly here.
  • Meal Topper: If you want to boost your dog’s regular kibble, look for fish oil or fish powder that mixes in easily.
  • Dental Chews: Some dehydrated fish skins offer a satisfying crunch that helps clean teeth.

Watch your dog’s reaction. If your dog turns its nose up, the product is not a good experience, no matter how healthy it is. Also, always introduce new fish slowly. Sudden changes can sometimes upset a dog’s stomach.

Q: How should I introduce fish treats to my dog?

A: Start with just one or two small pieces. Watch for any signs of stomach upset, like loose stool, over the next day.


10 Frequently Asked Questions (FAQ) About Fish For Dogs

Q: Is fish safe for all dogs?

A: Most dogs handle fish well. Dogs with specific fish allergies need to avoid it. Always talk to your vet before making big changes.

Q: How often can I feed my dog fish?

A: Fish treats can be given daily in moderation. If using it as a main protein source, follow the feeding guidelines provided by the manufacturer.

Q: Are fish oils and whole fish treats the same?

A: No. Fish oil is a supplement focused mainly on fats. Whole fish treats offer protein, fats, and minerals.

Q: Can I feed my dog canned fish?

A: Yes, but only plain, water-packed tuna or sardines. Never use fish packed in oil, salt, or sauces like tomato sauce.

Q: Does fish for dogs smell really bad?

A: Some high-oil fish treats have a strong scent, which dogs love! However, modern freeze-drying methods often reduce the strong odor compared to older dried fish products.

Q: What is the biggest risk when feeding fish?

A: The biggest risk is heavy metal contamination (like mercury) if you feed large, predator fish too often. Stick to smaller fish like sardines.

Q: Should I choose farmed or wild-caught fish for my dog?

A: Wild-caught fish is generally considered safer because the fish eat a more natural diet, leading to fewer contaminants.

Q: What if my dog has a sensitive stomach?

A: Start with whitefish or fully cooked, mild salmon. Avoid very oily fish initially until you know how your dog digests it.

Q: Do fish treats help with bad dog breath?

A: Some dental chews made from dried fish skin can help scrape plaque. However, fish treats are not a replacement for regular brushing.

Q: Where is the best place to buy high-quality fish treats?

A: Buy from reputable pet stores or online retailers that clearly list the sourcing and processing details on the product label.