Giant grenadier
📖 Overview
Young apparently bathypelagic to some degree but become bathydemersal at a size of 50-60 cm . Adults feed mainly on cephalopods, fish and shrimps; other food items include ctenophores, echinoderms, worms, crabs, and amphipods . Oviparous, with planktonic larvae .
🔬 Taxonomy
🐟 Physical Description
Dorsal spines (total): 2; Dorsal soft rays (total): 7 - 9; Anal spines: 0; Anal soft rays: 131. Snout low, slightly protruding beyond the large mouth, without a spinous terminal scute. Scales small, slightly oblong, with moderate-sized median ridge, without spines or with few weak spinules, and 0 to 5 much lower, non-spinulated ridges laterally on exposed field. Swim bladder small, with 2 retia mirabilia. Gray-brown on head and body, each scale with a prominent dark posterior border, fins and lateral line darker; black in mouth, gill cavity, and on peritoneum . Branchiostegal rays: 6-6; pyloric caeca: 12-16;: elongated; Cross section: oval.
🌀 Behaviour
Behavioural data for Giant grenadier is currently being reviewed.
🦐 Diet
🥚 Reproduction
Oviparous .
🌍 Habitat & Distribution
Marine; bathydemersal; non-migratory; depth range 140 - 3500 m , usually 700 - 1100 m . Deep-water; 62°N - 26°N, 143°E - 115°W North Pacific: northern Japan to the Okhotsk and Bering seas, east to the Gulf of Alaska, south to northern Baja California in Mexico.
🌿 Ecology
cephalopods, fish and shrimps; other food items include ctenophores, echinoderms, worms, crabs, and
📐 Morphometrics
🌡️ Water Parameters & Tolerance
📊 Population Risk & Fisheries
🍽️ Edibility & Flavour
"Giant grenadier is an edible species."
- Clear, bright eyes — cloudy eyes indicate age
- Firm flesh that springs back when pressed
- Fresh ocean smell, never strong or ammonia-like
- Bright red or pink gills, not grey or brown
- Shiny, moist skin with scales tightly attached
- Cloudy or sunken eyes
- Strong fishy or ammonia odour
- Soft, mushy flesh that doesn't spring back
- Discoloured or dry flesh
⚡ Nutrition
Per 100g cooked - Source: USDA FoodData Central
| Nutrient | Amount |
|---|---|
| Protein | 17.2 g |
| Omega-3 (total) | 226 mg |
🔬 Mercury Safety
Mercury data for Giant grenadier has not yet been assigned. Please consult FDA/EPA guidance for general seafood safety advice.
🌿 Sustainability
🔬 Full Nutritional Profile
Per 100g - Raw, per 100g - Source: USDA FoodData Central templates (generic fish average)
🔍 Similar Species
👥 Community & Contribute
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