''Fucellia maritima'' is a

Palearctic The Palearctic or Palaearctic is a biogeographic realm of the Earth, the largest of eight. Confined almost entirely to the Eastern Hemisphere, it stretches across Europe and Asia, north of the foothills of the Himalayas, and North Africa. Th ...

and

Nearctic The Nearctic realm is one of the eight biogeographic realms constituting the Earth's land surface. The Nearctic realm covers most of North America, including Greenland, Central Florida, and the highlands of Mexico. The parts of North America ...

species of kelp fly in the family

Anthomyiidae The Anthomyiidae are a large and diverse family (biology), family of Muscoidea fly, flies. Most look rather like small houseflies. Most species are drab grey to black. Many ''Pegomya'' are yellow, and some members of the genus, genera ''Ant ...

. Adults are found in large numbers from March to September on the British Isles coast. The species is particularly attracted to ''

Fucus ''Fucus'' is a genus of brown algae found in the intertidal zones of rocky seashores almost throughout the world. Description and life cycle The thallus is perennial with an irregular or disc-shaped holdfast or with haptera. The erect portion ...

'' sp. and ''

Laminaria ''Laminaria'' is a genus of brown algae, brown seaweed in the order Kelp, Laminariales (kelp), comprising 31 species native to the north Atlantic and northern Pacific Oceans. This economically important genus is characterized by long, leathery L ...

'' sp. seaweed.Egglishaw, H. J. 1960. The life-history of ''Fucellia maritima'' (Haliday) (Diptera, Muscidae). ''Entomologist'' 93, 225–31.

References

Anthomyiidae Taxa named by Alexander Henry Haliday Insects described in 1838 {{Muscoidea-stub