Sustainable Seafood for Cats: A Greener Way to Feed Your Feline
When we think of sustainable living, we usually think of cutting out plastic or driving less — but what about our pets’ food? If you’ve got a cat who loves tuna, salmon, or seafood blends, there’s a good chance you’ve wondered: is all that fish really eco-friendly?
Here’s what you should know about sustainable seafood for cats — and how to make better choices for the planet without skipping your cat’s favorite meal.
🐟 The Problem with Conventional Seafood in Pet Food
Many popular cat foods use low-grade fish meal, tuna, or ocean-caught ingredients with very little transparency. The problem? Overfishing, bycatch (non-target marine life like turtles and dolphins), and high carbon shipping costs make traditional fish-based cat foods tough on the environment.
Some even contain species on the “at-risk” list, depending on where and how they’re caught.
✅ What Makes Seafood “Sustainable”?
Not all fish are bad for the environment. Sustainable seafood is:
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Caught or farmed in a way that doesn’t damage ecosystems
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Certified by groups like MSC (Marine Stewardship Council) or ASC (Aquaculture Stewardship Council)
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Traceable — you should know what fish it is and where it came from
Brands that use small, fast-reproducing fish (like sardines or anchovies) or responsibly farmed seafood have a smaller environmental footprint than those using long-lived species like tuna or cod.
🐾 Choosing the Right Cat Food
If you’re aiming to lower your cat’s environmental pawprint, look for:
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Clearly labeled ingredients (avoid mystery “fish” or “ocean meat”)
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Certifications like MSC or Wild Caught Sustainable
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Single-source proteins (fewer mixed fish scraps)
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Ethical sourcing statements on brand websites
You’ll also want to check that the packaging is recyclable or made with post-consumer materials when possible.
We’ve broken down what to look for in this guide on sustainable cat feeding.
🧠 Can Cats Be Vegetarian?
No. Cats are obligate carnivores — they need nutrients like taurine, arachidonic acid, and vitamin A, all of which come from animal sources. That’s why plant-based cat food isn’t safe unless it’s heavily supplemented (and still controversial among vets).
Instead, the goal should be better sourcing, not removing meat entirely.
🌍 Don’t Forget Packaging
Even if you’ve found a sustainable brand, the packaging can still create waste. Go for:
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Larger cans or pouches (less per-serving waste)
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Recyclable metal or cardboard containers
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Brands offering bulk or refill options if available locally
Bonus: fewer trips to the store or fewer deliveries can reduce your footprint too.
Final Thought
Feeding your cat responsibly isn’t about guilt — it’s about awareness. If you can swap out one fishy food brand for a more sustainable one, that’s a win for your cat and the ocean.
Want a head start? Check out our full post on EcoFurball.com for examples of cat-safe, ocean-friendly brands and what labels to trust.

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