Selenium contributes to the normal function of the immune system, to normal thyroid function and to the maintenance of normal hair and nails.
How many calories are in fried rock salmon/dogfish?
413kcal
in a 140 g fillet
295 kcal per 100 g.
Source: UK CoFID 2021, record 16-140. Checked 5 October 2026.
30.7 gFat
20.6 gProtein
0.56 gFibre
56 %Daily selenium

What’s in a 140 g fillet
More than half of a fillet is water. The rest is 30.7 g fat and 20.6 g protein.
- 30.7 gFat
- 20.6 gProtein
- 14.4 gCarbohydrate
- 0.56 gFibre
- 71.8 gWater
- 2 gMinerals and the rest
Above average for fish and seafood
Rock salmon/dogfish is 295 kcal per 100 g. The 170 fish and seafood in this database average 138.
High in fat
21.9 g of fat per 100 g, which is red on a UK traffic-light label (the line is 17.5 g). 3.1 g of it is saturated.
Vitamins and minerals in rock salmon/dogfish
Two of the 18 recorded reach the “high in” level. Selenium leads.
Only a trace
- Vitamin C
Show all 18 with amounts
Badges use the UK legal thresholds per 100 g: 15 % of the reference intake for “source of”, 30 % for “high in”. A trace is shown as “trace” and never counts.
What rock salmon/dogfish doesn’t give you. And where to find it.
No recorded vitamin C, and only 4 % of the zinc reference intake and 2 % of the folate reference intake per 100 g.
Vitamin C

Zinc

Folate

100 mgVitamin C, 125 %
0.075 mgSelenium, 136 %
0.00125 mgVitamin D, 25 %
Or one scoop of Immufix
Every 25 g scoop declares 100 mg of vitamin C, 0.00125 mg of vitamin D and 0.075 mg of selenium, alongside other vitamins and minerals. Vitamin C, vitamin D and selenium contribute to the normal function of the immune system.
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Tracked UK delivery
Free standard delivery to UK addresses. Royal Mail 48 tracked, usually 2 to 3 working days.
Made in Cambridgeshire
Made in the UK since 1998, with every nutrient and its declared amount listed on the label.
Rock salmon/dogfish against other fish and seafood
Per 100 g, coley (steamed) has the most selenium in this comparison, followed by salmon (red, canned in brine, skinless and boneless, drained).
All values per 100 g, from the same dataset. Differences are against rock salmon/dogfish.

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Questions about rock salmon/dogfish
Four questions chosen by the facts above, so every food answers differently.
How many calories are in a portion of rock salmon/dogfish?
Is rock salmon/dogfish high in selenium?
Which vitamins and minerals does rock salmon/dogfish have most of?
Is rock salmon/dogfish a good source of protein?
How these numbers were made
More fish and seafood
From the same group, with calories per 100 g, and the foods with the most selenium.



More fish and seafood
- Prawns, king, grilled from raw102 kcal
- Sardines, canned in tomato sauce, whole contents175 kcal
- Tuna, canned in brine, drained109 kcal
- Cod, dried, salted, boiled138 kcal
- Dab, raw74 kcal
- Halibut, grilled121 kcal
- All 170 fish and seafood
Most selenium
- Crab, brown meat, purchased cooked0.225 mg
- Shrimps, dried0.17 mg
- Prawns, standard, dried0.163 mg
- Kidney, pig, fried0.27 mg
- Brazil nuts, kernel only0.254 mg
- Kidney, pig, stewed0.25 mg
- Selenium guide