# item.guide
Side-by-Side Comparison Fish & Seafood

Atlantic Mackerel vs. Canned Light Tuna (in Water, Drained)

Comparing 2 standards across 9 specifications. 9 key differences identified.

Comparing:
Atlantic Mackerel
Canned Light Tuna (in Water, Drained)

Atlantic mackerel (Scomber scombrus) is an oily pelagic fish. Per 100g raw, it provides 205 kcal, 18.6g protein, 13.9g healthy fats (3.3g saturated), an extraordinary 2,590mg Omega-3 (EPA+DHA), and exceptionally low mercury.

View full Atlantic Mackerel spec sheet →

Canned light tuna (primarily Skipjack Katsuwonus pelamis) packed in water is an ultra-lean fish protein. Per 100g drained, it provides 116 kcal, 25.5g complete protein, 0.82g fat (0.23g saturated), and 270mg Omega-3s with low mercury levels.

View full Canned Light Tuna (in Water, Drained) spec sheet →

Specification Comparison Table

9 Parameters
Parameter / Spec
Energy / Calories
205 kcal 116 kcal
Protein
18.6 g 25.5 g
Total Fat
13.9 g 0.82 g
Omega-3 (EPA + DHA)
2,590 mg 270 mg
Saturated Fat
3.30 g 0.23 g
Cholesterol
70.0 mg 36.0 mg
Mercury Level
Very Low (< 0.05 PPM - Atlantic Scomber species) Low (0.12 PPM - Skipjack species)
Potassium
314 mg 237 mg
USDA Safe Internal Temp
63°C (145°F) Precooked / Shelf-Stable