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Crafted in Canada EN FR
Crafted in Canada

Nutrition. Perfected.

Whole-ingredient marine nutrition, biologically aligned with how fish are meant to eat. Crafted in Canada with Whole Antarctic Krill Meal, High DHA Omega-3 Whole Herring Meal, and Whole Sardine Meal.

Explore the formulas → How we make it.
Our standard

Whole ingredients. Biologically aligned. No compromise.

Every formula starts with whole marine sources — Whole Antarctic Krill Meal, Whole Herring Meal, Whole Sardine Meal, and Whole Organic Kelp — and a steam-extrusion process that preserves what matters.

Just launched

What’s new at NorthFin.

New
Bug Pro Formula

Bug Pro Formula

3mm · 250g
See formula →
New
Bug Pro Sticks

Bug Pro Sticks

1mm · 250g
See formula →
New
DynariX SuperMIX

DynariX SuperMIX

2mm · 250g
See formula →
New
DynariX SuperRED

DynariX SuperRED

2mm · 250g
See formula →
Built different

Strong fish, by design.

Premium nutrition that builds strength, colour, and longevity — no fillers, no shortcuts. Just whole-ingredient marine sources, carefully extruded.

Find your formula →How it’s made
NorthFin muscle-fish mascot — built strong
Four pillars

The ingredients we believe in.

100% Whole Antarctic Krill Meal

100% Whole Antarctic Krill Meal

Naturox Preserved

60%+ protein, naturally rich in astaxanthin.
High DHA Omega-3 Whole Herring Meal

High DHA Omega-3 Whole Herring Meal

Naturox Preserved

High-DHA, processed within two hours of landing.
Whole Sardine Meal

Whole Sardine Meal

Naturox Preserved

EPA + DHA, sustainably sourced low on the chain.
Whole Organic Kelp

Whole Organic Kelp

Organic Certified

60+ minerals, 21 amino acids, 12 vitamins.
Featured

A formula for every species.

Trusted by aquarists

What hobbyists are saying.

More than a decade of feedback from breeders, retailers, and advanced hobbyists across North America.

“
Verified
“This is fish food that my fish actually enjoy eating.”

I have been using NorthFin for a few months now with excellent results. The food doesn't hit the bottom of the tank and sit uneaten like my previous brand — even my catfish and plecos swim up to get to it. Many of my fish that hadn't bred for me before are now holding or fanning eggs, which I can only attribute to the conditioning quality of the food. I've known Darius for nearly 20 years — premium fish food made by an accomplished aquarist I genuinely trust.

MM
Michael McBride
Hobbyist & breeder, 35+ years
”
“Give this line a try. We think you'll be happy with it — we are, and so are our fishies.”

Six years of carrying NorthFin and feeding it to our own fish — we can speak from experience and from customers who keep coming back. High-quality, easily digestible ingredients. Hormone, filler, and pigment free.

D
Dan
Owner, Aquarium Supplies
”
“The fish go crazy as soon as it hits the water. Growth is noticeable, the colors really pop.”

Started using NorthFin seven months ago and all I can say is WOW. I'm now using four formulas across all 25 of my tanks and I have yet to find a fish that rejects it. Even the Fu Manchu lionfish loves the marine pellets — never thought I'd get him off live food.

FC
Frank Caputo
Advanced hobbyist, breeder
”
“Finally, a company making what I consider the best food I have ever used.”

I have 20 aquariums and I care about my fish's health. No fillers, no artificial coloring — I bought some right away. I've never seen fish adapt so quickly when their food was changed, and the waste is greatly reduced. It's just a matter of time until everyone is using it.

PB
Paul Beaton
Advanced hobbyist, breeder
“A big difference in my cichlids' colors. They go crazy for it, and it keeps my tanks a lot cleaner.”
NR
Nick Ricci
Advanced hobbyist, breeder
“Outstanding color in my fish — feeding less food and getting more out of it. Cleaner water too.”
SN
Shawn Noble
Fish keeper & breeder, 20+ years
“My big Tropheus and Petrochromis attack the glass as soon as they see the green bag.”
KD
Kevin Desouza
Advanced hobbyist, breeder
“You have a winner here. I'll definitely recommend it to all of our customers.”
CP
Costas Panageas
SFTL Aquatics
Process & recognition

How we make it.

Twin-screw steam extrusion. Whole-ingredient marine sources. A precise, low-heat process designed to preserve every nutrient that matters — recognised on the world stage at the World Branding Awards.

See the process → Find Formula
Ingredients
Whole-meal sourced
Krill, herring, sardine — never plant fillers.
Process
Low-heat extrusion
Twin-screw steam — nutrients preserved.
Reach
5+ countries
North America, UK, Australia, Israel — and growing.
Recognised on the world stage
NorthFin recognised at the World Branding Awards
Quick Bites

Recent reads.

Water clarity isn’t a luxury — it’s a diagnostic

Water clarity isn’t a luxury — it’s a diagnostic

Cloudy water is the most common complaint we hear from new aquarists. Most of the time, the food is doing the talking — and most of the time, the fix isn’t a stronger filter.

Read more →
Why whole ingredients matter — and what gets left out

Why whole ingredients matter — and what gets left out

Most aquatic feeds rely on cheap fillers and processed by-products. Here’s what “whole-ingredient” really means at NorthFin, and why it changes how your fish actually digest the food.

Read more →
What ash content tells you about a fish food (and why higher isn’t better)

What ash content tells you about a fish food (and why higher isn’t better)

Every guaranteed analysis lists "Ash (max)." Most aquarists ignore it. They shouldn’t — it’s the cleanest single signal of how the food was made.

Read more →

Distributor inquiries.

If you’re a wholesaler or distributor interested in carrying NorthFin, get in touch.

Become a distributor →