Qrill Aqua Blog

The QRILL Aqua blog

Read how krill can benefit aquaculture.

Omega-3 vs Omega-6 - do fish need both?

As with humans, a strong immune system is vital for fish to maintain good health. When the immune system is weakened, the body does not function well and one tends to be prone to illness. If so, recovering from illness is even harder.  Let’s take a look at a scientific approach to why this is the case.

5 reasons why krill is such a popular ingredient in fish feed

Productive fish farming depends on healthy fish. A healthy and robust fish with a strong immune system resists disease better. A way to influence a fish’s immune system is through the diet. It is of utmost importance to include the best ingredients that optimize both growth performance and health. In addition, there are external variables influencing the feed choices made such as ‘What does the end consumers ask for? Which parameters give the most value when selling fish?’

Antarctic krill - a sustainable protein source for shrimp and fish feed

Krill is an important source of protein, omega-3 fatty acids and feed attractants for fish and shrimp. Here are some facts about krill and why it is so attractive in feed for shrimp and fish.


Many might know of krill and even some of the studies showing its qualities for aquaculture, but here is some fun facts you might not have heard before. 

Krill - a sustainable marine ingredient for aquafeeds

The roots of the global krill fishery

Did you know that krill have the biggest biomass of any animal species on earth – twice as much as humans, and they’re present in all the oceans. However, it is only in Antarctica that they school in high enough densities to be caught commercially, so this is where the krill fishing industry has developed. The Soviet Union were the pioneers – during the 1960s they had over 100 krill fishing vessels and, up until the collapse of the state, we heard that they were canning cooked krill and feeding it to their troops.

QRILL Aqua product areas

For salmonoids

For salmonids, QRILL Aqua is proven to improve feed uptake and speed up growth. The fish becomes healthier and fillet quality is much better. There’s a reason the world’s most successful salmon farming companies raise their salmon on feed made with QRILL Aqua.

For Shrimp

For shrimp, QRILL Aqua and Astaxanthin Oil is proven to increase feed uptake resulting in faster growing, healthier, and tastier shrimp that look great. Whether your shrimp farming goal is to speed up growth, improve health, and enhance the final product’s taste — or maximize uptake during the starter feed stage — there is a tried and tested QRILL product.

Marine Fish

for fish

QRILL Aqua is used to enhance feed uptake and growth performance of many marine fish species, such as sea bass or sea bream. The world’s most successful marine fish farming companies rely on feed made with QRILL Aqua.