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

Canned Light Tuna (in Water, Drained) vs. Yellowfin Tuna (Fresh Ahi Steak)

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

Comparing:
Canned Light Tuna (in Water, Drained)
Yellowfin Tuna (Fresh Ahi Steak)
Canned Light Tuna (in Water, Drained) →

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 →
Yellowfin Tuna (Fresh Ahi Steak) →

Fresh Yellowfin tuna (Thunnus albacares) is a lean predatory pelagic fish. Per 100g raw, it provides 109 kcal, 24.4g protein, 0.49g fat, and 240mg Omega-3 with dense myoglobin creating deep red sashimi-grade steaks.

View full Yellowfin Tuna (Fresh Ahi Steak) spec sheet →

Specification Comparison Table

9 Parameters
Parameter / Spec
Canned Light Tuna (in Water, Drained)
Yellowfin Tuna (Fresh Ahi Steak)
Energy / Calories
116 kcal 109 kcal
Protein
25.5 g 24.4 g
Total Fat
0.82 g 0.49 g
Omega-3 (EPA + DHA)
270 mg 240 mg
Saturated Fat
0.23 g 0.13 g
Cholesterol
36.0 mg 39.0 mg
Mercury Level
Low (0.12 PPM - Skipjack species) Moderate (~0.35 PPM)
Potassium
237 mg 444 mg
USDA Safe Internal Temp
Precooked / Shelf-Stable 63°C (145°F) (Rare-seared ahi, ~46°C/115°F, is common but below the FDA-recommended minimum -- relies on the fish being sushi/sashimi-grade and previously frozen to control parasites, which does not address bacterial safety)

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