The Emperor Crab and the Spiny Emperor Crab are two distinct species, despite their similar names. They differ not only in their origin but also in their physical appearance. Let’s first explore what the Emperor Crab is and then learn how to differentiate between these two unique crustaceans.
1 What is an Emperor Crab?
The Emperor Crab, also known as the Alaska King Crab, is a member of the Lithodidae family. It is an impressive creature, weighing up to 10kg with a leg span of up to 2 meters. To survive in its harsh environment, the Emperor Crab has evolved a tough, spiky exoskeleton, which also contributes to its remarkable longevity of up to 20 years.
Emperor Crab
The meat of the Emperor Crab is considered a delicacy, with a superior taste and texture. Its white meat is tender and slightly sweet, infused with a subtle hint of the ocean’s brine. It is hidden beneath a vibrant pink shell, adding to its allure.
The Emperor Crab’s meat is renowned for its exquisite flavor
Emperor Crab meat is also known for its high nutritional value, packed with omega-3 fatty acids and essential minerals. This makes it a healthy and indulgent treat, perfect for any occasion.
Whether steamed, grilled, or prepared in other culinary delights, the Emperor Crab always delivers an exceptional dining experience.
2 Easy Ways to Distinguish Between Emperor Crab and Spiny Emperor Crab
While the Emperor Crab is a prized delicacy from the frigid waters of Alaska, the Spiny Emperor Crab hails from the southeastern Pacific Ocean and other temperate seas.
In Vietnam, the Spiny Emperor Crab is considered a specialty in the coastal regions of Quang Ngai and Phu Yen. Historically, this crab was reserved for tribute to the Vietnamese royalty due to its exceptional taste and health benefits.
The Spiny Emperor Crab’s meat is naturally sweet and delicious, and when simply steamed and dipped in fish sauce, it becomes a memorable culinary experience.
While it can be prepared in various ways, such as stir-fried with salt and pepper, tamarind sauce, or grilled, the traditional method of steaming showcases the crab’s true essence.
Distinguishing between these two crabs is quite straightforward when you know what to look for:
Origin
The Emperor Crab thrives in the extreme climate and temperatures of the Alaska region in the United States.
On the other hand, the Spiny Emperor Crab is native to the southeastern Pacific Ocean and temperate seas, including the coastal waters of central Vietnam.
Physical Appearance
The Emperor Crab boasts a sturdy, spiky exoskeleton that resembles a suit of armor, along with long, spindly legs. Its overall appearance is reminiscent of a giant spider.
In contrast, the Spiny Emperor Crab has a more rounded shape, resembling a large beetle or a turtle. Its body is reddish-pink, and its carapace forms a square shape with a U-shaped indentation. Its claws and legs are shorter, and it has a long head with numerous antennae.
The Emperor Crab and the Spiny Emperor Crab have distinct appearances
Size
The Emperor Crab is a giant among crabs, with individuals weighing up to 10kg and leg spans of up to 2 meters.
The Spiny Emperor Crab is significantly smaller, typically weighing less than 1kg, with the largest individuals reaching around 1.5-2kg.
The Emperor Crab is noticeably larger and heavier than the Spiny Emperor Crab
Meat Quality
The Emperor Crab offers a generous amount of meat, found in both the body and legs, with the legs being the primary source. The meat is firm, sweet, and aromatic.
The Spiny Emperor Crab, on the other hand, has most of its meat concentrated in the body, and it is known for its delicious and nutritious meat.
While they differ in these aspects, it is challenging to declare one as superior to the other, as each crab has its unique flavor profile and culinary appeal.
Both crabs offer distinct and delightful flavors
In the market, Emperor Crabs are priced at around 1,500,000 VND per kg, while Spiny Emperor Crabs typically cost 750,000 VND per kg.
Now you know how to differentiate between the Emperor Crab and the Spiny Emperor Crab. We hope you found this information intriguing and useful.
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