Insights

Practical guides on aquafeed nutrition, feed conversion and the water the feed goes into, written for producers, farm managers and nutritionists.

A hand holding a handful of dark feed pellets

Feed performance, 7 min read

What feed conversion ratio measures and the levers that move it

How biological and economic FCR differ, why each 0.1 of FCR has a price, which levers move it, and how to measure it so sites and periods compare fairly.

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Digital render of a dense cloud of small glossy orange spheres against a black background

Nutrition, 7 min read

Balancing protein and energy in aquafeeds at every life stage

How digestible protein to energy ratios, protein sparing, carbohydrate use and amino acid balance shift from fry to finisher in salmon and tilapia feeds.

Water gushing from a white plastic pipe with a red valve into a dark concrete fish tank, under overhead pipework in an indoor hatchery

Environment, 7 min read

How water temperature and dissolved oxygen change feeding

Why appetite, digestion and feed conversion follow water temperature and dissolved oxygen, and how to adjust ration, meal timing and aeration by species.

Aerial view of circular fish farm sea cages with a feed vessel

Feed performance, 7 min read

Precision feeding, from fixed feeding tables to data-driven rations

How to move from fixed feeding tables to daily rations set by biomass, temperature, oxygen and appetite data, and where sensors and models can mislead.

Pale pink and orange fish crowding and thrashing at a sunlit water surface

Feed performance, 7 min read

Where uneaten feed goes, and how to waste less of it on the farm

How uneaten pellets differ from faecal losses, why fish leave feed, how to detect waste in cages and tanks, and the practical steps that reduce it.

Soybeans scattered across a pale surface

Ingredients, 7 min read

Replacing fishmeal with plant, insect and single-cell proteins

How plant, animal by-product, insect and single-cell proteins compare as fishmeal replacements, and what to check on digestibility, amino acids and minerals.

Close-up of a raw salmon steak with deep orange flesh and silver skin, resting on ice beside more steaks and a whole fish

Nutrition, 7 min read

Omega-3 in aquafeeds and the practical alternatives to fish oil

How EPA and DHA needs differ between freshwater and marine fish, how algal, GM oilseed and by-product oils compare, and how to protect and finish with them.

Gloved lab technician lifting a spatula of dried plant material from a sample on a white board, with amber oil in a graduated cylinder behind

Ingredients, 7 min read

Testing and storing aquafeed raw materials to keep feed consistent

Put the numbers to work on your own feed.

Four inputs, one formulation report with the reasoning shown. Free during early release.

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