Home / Ochrophyta / Phaeophyceae / Laminariales / Laminariaceae
Ochrophyta · Brown Seaweed

Laminaria solidungula

J.Agardh
Phylum
Ochrophyta
Class
Phaeophyceae
Order
Laminariales
Family
Laminariaceae

Laminaria solidungula

Arctic suction-cup kelp

Authority
J.Agardh
Thallus of this golden to medium brown kelp has a flat blade that can be slightly undulate at the margin; stipe to ~15 cm long (~6 in). The holdfast is discoidal. This slow-growing kelp often displays several years of growth, denoted by the constrictions between roundish blade segments. A blade 7 years old can be less than 1 meter (39 in) long.

Habitat

This perennial kelp occurs on rock in the shallow subtidal.

North Pacific Distribution

Arctic Ocean

Former scientific names

Hafgygia solidungula

Similar taxa

Laminaria yezoensis also has a discoid holdfast, but it does not occur in the Arctic.

References

Last updated December 26, 2010

Photos