Premium food for koi carp : Excellent Color
Floating pellets of 4 to 5 mm for koi carp, to be fed when the water temperature exceeds 16 °C. The medium size is intended for fish of around fifteen centimetres and above.
Aquatic Science formula with 39.5% protein, focused on colour and immunity. 2 kg bag, reference ASECM2.
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The summary
- What you receive: a 2 kg bag, medium granules of 4 to 5 mm, 90% floating.
- What's in it: 39.5% protein, 8.5% fat, probiotics, vitamins A, D3, E and C.
- When to use it: above 16 °C, during spawning, after a treatment, before a show.
- When to switch: All Seasons below 16 °C, wheat germ below 12 °C, nothing at all below 8 °C.
- How much to feed: several small meals a day, no more than what is eaten within five minutes.
- How it arrives: 2 kg parcel, collection point or home delivery, France, Belgium, Luxembourg and Germany.
Floating pellets of 4 to 5 mm to enhance koi colour in summer
Excellent Color is the warm-season food in the Aquatic Science range, a Belgian manufacturer. It is fed from 16 °C upwards, when koi metabolism is at its peak and digestion keeps pace.
You receive a bag of 2 kg of medium pellets of 4 to 5 mm, 90% floating according to the brand's distributors. The fish come to collect them at the surface: you can see who is eating, who is refusing, and you cut off feeding before any surplus sinks to the bottom. In a pond as in an aquaponic system, every uneaten pellet ends up as nitrogen, which is exactly what our article on the nitrogen cycle describes.
What the formula tells you
Colours
Aquatic Science places emphasis on colour enhancement with this food, which it does not do with All Seasons. The label declares astaxanthin at 15 mg per kg, and the formula combines fish meal and fish oil, cereals, oil seeds, algae and minerals.
Immunity
The manufacturer claims the presence of probiotics, Bacillus subtilis on the label, and recommends this feed following a treatment or illness as well as during the breeding period.
Digestibility
This is one of the three points highlighted by Aquatic Science, alongside a crude fibre content limited to 3.2% and ash content of 9.6%.
The nutritional profile accounts for the rest. At 39.5% crude protein and 8.5% fat, Excellent Color is higher in protein than the maintenance food All Seasons, which peaks at 33.5%, and than the Wheat Germ Floating wheatgerm food at 32%. It should be given when the water is warm and the fish are digesting quickly, not when their metabolism is slowing down.
Which feed to use depending on water temperature
Our scale, from warmest to coldest
- Above 16 °C: Excellent Color, in several small feeds per day.
- 12 to 16 °C: switch to All Seasons, which retailers recommend from 10 °C.
- 8 to 12 °C: wheatgerm only, 1 to 3 feeds per week.
- Below 8 °C: no feeding at all, until the water temperature has settled durably above 10 °C again.
A point worth clarifying, because you often read the opposite. Many retailers sum up the guidance as stopping feeding below 10 °C. That's correct for a high-energy food like this one, but it doesn't apply across the entire range: Aquatic Science specifies its wheat germ formula for use between 5 and 15 °C. We use 8 °C as our threshold for stopping feeding altogether, as it provides a safety margin in our climate. Below that point, a koi's digestion shuts down, food ferments in the gut, and fasting is less risky than one meal too many.
Particle Size and Capacity
Aquatic Science offers Excellent Color in small (2 to 3 mm), medium (4 to 5 mm), and large (6 to 7 mm), in bags of 0.5, 2, 5, and 9.5 kg. The version listed here is the medium in a 2 kg bag, which specialist retailers recommend for fish of at least 15 cm. A pellet that is too large gets spat out and wasted; one that is too small forces the fish to take multiple bites and makes it impossible to judge the ration by eye. The other formulas are brought together in the pond fish food collection.
A feed rich in fish oil oxidises in light and heat. Reseal the bag after each use, keep it somewhere dry and out of direct light, and avoid any utility room that heats up in summer. At a daily ration of 2%, a 2 kg bag covers roughly ten days for 10 kg of fish, or a good month for 3 kg of fish, this is the size that avoids tying up stock that would go stale before being used.
Common mistakes to avoid
Avoid overfeeding at the spring restart: a pond turning green and a filter becoming saturated almost always trace back to this, as our article on green pond water explains in detail. Do not continue using Excellent Color once the water drops below 16 °C. Do not keep an opened bag from one season to the next. And never feed this food to ruminants or any other animal species, as the label makes clear: it contains fish meal.
Two situations where the ration needs adjusting differently
During a heatwave, water holds less oxygen and fish appetites become unreliable. Feed early in the morning, err on the side of smaller rather than larger portions, and keep an eye on the water level, a subject covered in our article on pond evaporation in summer. Before going away, a short fast is far better than leaving excess food floating on the surface.
Technical specifications
The essentials
- Pellet type
- Floating, 90% statedFigure published by specialist distributors, not by Aquatic Science
- Particle size
- 4 to 5 mm, medium sizeSupplier benchmark: specimens of at least 15 cm. Aquatic Science does not publish fish sizing.
- Crude protein
- 39.5 %Compared with 33.5% for All Seasons and 32% for Wheat Germ Floating
- Crude fat
- 8.5%
- Minimum temperature
- 16 °CAquatic Science recommends it during warmer periods, above 16 °C
- Packaging
- Resealable bag of 2 kgApproximately 10 days for 10 kg of fish at a 2% daily feed rate
Analytical composition
- Crude fibre
- 3.2%
- Mineral content
- 9.6%
- Calcium
- 1.5%
- Total phosphorus
- 1.3%
- Sodium
- 0.35 %
- Ingredients
- Cereals, oilseeds, fish, algaeCereal and oilseed by-products, fish meal and fish oil, algae, minerals
Declared additives
- Vitamine A (E672)
- min. 10 000 IU per kg
- Vitamin D3 (E671)
- min. 1 750 IU per kg
- Vitamin E (3a700)
- min. 275 mg per kg
- Vitamin C (3a312)
- min. 575 mg per kg
- Astaxanthine (2a161j)
- 15 mg per kgColouring: the pigment declared on the label
- Probiotic
- Bacillus subtilisZootechnical additive, 10 billion CFU per kg as stated on the label supplied by distributors.
Identification and range
- Manufacturer reference
- ASECM2Recorded at specialist retailers
- EAN code
- 5407012140208Survey from resellers, unpublished by Aquatic Science
- Other particle sizes
- Small 2 à 3 mm, large 6 à 7 mm
- Other pack sizes
- 0,5, 5 et 9,5 kg
14 further specifications are available in the detailed view.
In the box
- 1 resealable bag of 2 kg of Excellent Color medium granules, 4 to 5 mm
- 1 manufacturer label: composition, analysis, batch number, and best-before date.
- 0 dosing accessories included — have a measuring jug or kitchen scales to hand.
Analysis, additives and composition taken from the official Aquatic Science data sheet. The 90% buoyancy and recommended fish size come from distributors, not the manufacturer. Aquatic Science publishes neither a rationing table, nor a shelf life after opening, nor a numerical score by criterion. We have invented none of these.
Which Aquatic Science pond food to choose
Excellent Color compared with the three other Aquatic Science foods in the catalogue: <a href="/products/aliment-all-seasons">All Seasons</a>, <a href="/products/aliment-wheat-germ-floating">Wheat Germ Floating</a> and the <a href="/products/aliment-sinking">sinking sturgeon food</a>. The empty cell in the temperature row is not an oversight: no value is published for the sinking food.
| Recommended Excellent ColorYour choice | All SeasonsYour choice | Wheat Germ FloatingYour choice | Sinking esturgeonYour choice | |
|---|---|---|---|---|
| When to use it | ||||
| Minimum recommended temperature (°C) | 16 °C | 10 °C | 5 °C | |
| Typical season | Midsummer | Spring to autumn | Late Autumn and Mild Winter | Year-Round in Cold Water |
| Who it's for | Koi you want to be more colourful | All pond fish | Koi being prepared for winter | Sturgeon and bottom-dwelling fish |
| The granule | ||||
| Floating | yes | yes | yes | no |
| Size available from us | 4 to 5 mm | 2 to 3 mm or 4 to 5 mm | 4 to 5 mm | 4 to 5 mm |
| The formula | ||||
| Crude protein (%) | 39.5 % | 33.5 % | 32 % | 47 % |
| Crude fat (%) | 8.5 % | 8.9 % | 9 % | 13 % |
| Probiotics | yes | no | no | no |
| Highlighted by the manufacturer | Colour, immunity, digestibility | Digestibility, all fish | Cold digestion | unpublished |
| Price | ||||
| Price per kilo (euros) | 22.75 euros | 12.75 euros | 14.50 euros | 14.75 euros |
| Bag sold | 2 kg | 2 kg or 5 kg | 5 kg | 2 kg |
Rates and highlighted values taken from official Aquatic Science data sheets, which publish no numerical score per criterion. The 16 °C for Excellent Color and the 5 to 15 °C for Wheat Germ are official; the 10 °C for All Seasons is a retailer indication. Price per kilo calculated on our current pack sizes: <a href="/products/aliment-all-seasons">All Seasons</a>, <a href="/products/aliment-wheat-germ-floating">Wheat Germ Floating</a>, <a href="/products/aliment-sinking">Sinking esturgeon</a>.
Buying guide
Four questions, one feed
Product videos
The Aquatic Science pond food range in store
All Seasons, the maintenance feed from the same range
Estimate your
delivery time
Your estimate
It covers preparing your order and then the transit time quoted by the carrier, counted in working days.
It is not a guaranteed delivery date: public holidays, peak periods, customs or a carrier delay can extend it. The exact amount, in your currency, is worked out in the cart once your address is entered.
2 kg bag, dispatched to a collection point or to your door — your choice at checkout. The exact delivery cost is calculated in your basket based on the total weight of your order.
Frequently asked questions
12 questions
6 key questions, 12 in the detailed view
No questions in this category.
Estimate your koi's daily ration
Enter the total biomass of your fish, i.e. the sum of their weights. The calculation uses a feeding rate of 2% of biomass per day, the figure commonly cited for water between 21 and 23 °C, the temperature range where Excellent Color is right at home. Adjust as needed based on your thermometer readings.
Total daily ration, to be split across several small feeds, for water at 21 to 23 °C.
These guidelines are commonly published for koi carp; Aquatic Science publishes no feeding chart. Below 16 °C, Excellent Color is no longer the appropriate food. The rule that takes precedence: only feed what is consumed in under five minutes.
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