White Crab

Updated: 2026-08-27

Overview

Snow crab (Chionoecetes opilio) is a commercially significant crab species distinguished by its elongated legs and pale reddish-white shell. It inhabits deep cold waters, primarily harvested in Alaska, Canada, and Russia. The species is ecologically managed through quota systems to ensure sustainable fishing practices. In B2B commerce, snow crab is traded as whole cooked/frozen clusters, segmented legs, or extracted meat. Its popularity stems from the tender texture and subtle sweetness, making it a staple in premium seafood offerings worldwide. Global annual production exceeds 100,000 metric tons, with major markets in Japan, the US, and EU.

Key Features

Snow crab meat is notably lean with 19-22g protein per 100g serving and minimal fat content (<1g). The legs contain 30-40% recoverable meat yield, with prime sections being the merus (upper leg) and claw. Shell coloration ranges from light orange to white post-cooking, hence the Chinese name 'white crab.' Unlike king crab, snow crab has finer muscle fibers and thinner shells, allowing faster heat penetration during processing. Its relatively small size (1.5-2.5kg average) enables cost-efficient shipping. The species molts seasonally, affecting meat fullness—peak harvest occurs in winter when shells are hardest.

Application Areas

Approximately 70% of commercial snow crab supplies are processed into frozen leg clusters for foodservice use, particularly in all-you-can-eat restaurants and cruise lines. Sushi-grade pasteurized meat is another high-value application, often packed in MAP (modified atmosphere) trays. Industrial users incorporate snow crab meat into surimi-based products, stuffed seafood appetizers, and ready-to-eat salads. The shells are utilized for chitin extraction in pharmaceutical and cosmetic industries. Recent trends show growing demand for individually quick frozen (IQF) portions in retail packs.

Precautions

Proper cold chain management is critical—thawed crab meat develops histamines rapidly if held above 4°C. B2B buyers should verify HACCP certification from processors and request ATP hygiene swab test reports for processing facilities. Be aware of regional naming conventions: 'Opilio' refers specifically to Chionoecetes opilio, while 'Bairdi' (Chionoecetes bairdi) denotes larger Tanner crab. Mislabeling sometimes occurs in wholesale markets. Allergen warnings must accompany shipments as crustaceans are a major food allergen in many countries.

B2B Procurement Guide

Leading producing regions include Alaska (USA), Newfoundland (Canada), and Primorsky Krai (Russia). Purchase timing matters—prices dip during peak seasons (Jan-Mar for Alaska, Aug-Oct for Russia). Consider FOB (Free On Board) terms for direct vessel purchases or CIF (Cost Insurance Freight) for container shipments. Quality benchmarks: Meat should fill 90%+ of shell cavity in Grade A products, with no black spots or freezer burn. For processed meat, specify min. 98% purity (no shell fragments). Contracting 6-12 months ahead secures better pricing, especially for Japanese auction-bound premium grades.