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SHAFFER FOODS.

Dungeness Crab Mugs (Metacarcinus magister) by Alex Shaffer

Dungeness Crab Mugs (Metacarcinus magister) by Alex Shaffer

Regular price $49.00 CAD
Regular price $60.00 CAD Sale price $49.00 CAD
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Color: Blue

Alex Ceramics - Handmade Crab Mugs, For the Crabber in your life.

Looking for a unique, handcrafted piece of art to enjoy your favorite beverage? Check out our stunning Alex Ceramics mugs, inspired by the beauty of the Pacific Northwest! From majestic whales to intricate bugs and flowing waves, each mug tells a story of nature and craftsmanship.

Handmade in Roberts Creek
Signed by the artist, Alexandra Shaffer
Unique designs inspired by the PNW

Every mug is a one-of-a-kind, hand-signed creation, perfect for your home or as a thoughtful gift. Support local artistry while sipping in style! 🏞️

📍 Available for pickup in Roberts Creek or shipping across the PNW. Grab yours today and bring a piece of the Pacific Northwest into your home!

About Dungeness Crabs. 

Dungeness Crab (Metacarcinus magister) in the Pacific Northwest: A Scientific Overview

The Dungeness crab (Metacarcinus magister), a commercially and ecologically significant species, is native to the coastal waters of the Pacific Northwest, ranging from the Aleutian Islands in Alaska to central California. Known for its robust, oval-shaped carapace, which can reach up to 25 cm (10 inches) in width, this species displays a brownish to purplish coloration on its dorsal side and a lighter, creamy shade on its ventral surface. Characteristic features include a smooth carapace with ten distinct spines on each side and a series of smaller, spiny teeth on its chelae (claws).

Habitat and Distribution

Dungeness crabs inhabit sandy and muddy substrates in estuaries, bays, and continental shelf waters, typically at depths between the intertidal zone and 230 meters. These crustaceans exhibit a preference for areas with moderate tidal flow, which supports the abundance of their prey. The estuarine zones of the Pacific Northwest, such as Puget Sound and the Columbia River estuary, serve as critical nurseries for juvenile crabs, where they find shelter and abundant food.

Life Cycle and Reproduction

Dungeness crabs exhibit a distinct molting cycle that is essential for growth, as their rigid exoskeletons do not expand. This species undergoes approximately six to seven molts in its first two years, reaching sexual maturity around two years of age. Mating occurs in early spring following the female’s molt, which allows for soft-shell copulation. Females brood fertilized eggs attached to their abdominal pleopods (swimmerets) and release larvae into the water column after approximately 90 days. The planktonic larvae undergo multiple stages before settling to the benthic zone.

Diet and Ecological Role

Primarily scavengers and opportunistic carnivores, Dungeness crabs consume a variety of benthic organisms, including small fish, bivalves, and other invertebrates. This dietary flexibility plays a critical role in the ecosystem, as they help control populations of smaller invertebrates and recycle organic matter within the benthic community. They are, in turn, prey for larger predators, such as sea otters, octopuses, and Pacific halibut.

Economic and Conservation Importance

Dungeness crabs represent a major fishery resource in the Pacific Northwest, particularly in Washington, Oregon, and British Columbia. Conservation measures, including size restrictions, seasonal closures, and male-only harvest limits, are crucial to maintaining sustainable populations, given the species’ ecological and economic value. Recent efforts have also focused on mitigating the impacts of ocean acidification and hypoxia, which threaten Dungeness crab populations by impairing molting and reducing juvenile survival rates.

Dungeness crabs remain a keystone species in the Pacific Northwest, their populations interwoven with marine health and the region's cultural and economic fabric.

 

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