Crystal Jellyfish

(Aequorea victoria)

The Crystal Jellyfish is abundant in the Pacific Northwest and can also be found from Alaska to California. They are also known as Aequorea Victoria jellyfish.

Crystal Jellyfish can reach up to 12.5 cm across the bell and about 4 cm high. The thick and gelatinous bell has numerous white radial canals running lengthwise across the top; they are luminous at night and may have more than 1 species that looks the same.

Crystal Jellyfish are wonderful to watch as they swim about the surface, sometimes in the hundreds, looking like little alien creatures. l find them just fascinating to observe.

These little guys are members of the phylum Cnidaria, which includes such creatures as sea anemones, sea whips, and corals. Like all members of the order, their body parts radiate from a central axis. This allows jellyfish to detect and respond to danger or find food from any direction.

Some jellyfish can sting, and you should be careful around them. My wife, as a chil,d was always playing with them on her dad’s seine boat, then she would touch her eyes and suffer the rest of the day. So please be careful and wash up after touching one. These Jellyfish can only slightly sting humans, but they don’t cause any real pain. A mosquito bite is more noticeable.

Crystal Jellyfish, Vancouver Island, BC
Crystal Jellyfish, Vancouver Island, BC Photo By Bud Logan

The Western coast of North America is where you will find these Jellyfish.  They are frequently found swimming around the shoreline. However, they can also be further out due to the wind and the water current. These Jellyfish have more control over their locomotion in the water than many other species of jellyfish. You can see them swimming along when you visit the docks along our coast, sometimes in the hundreds.

A message from Bud

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