Pest

Northern fulmar

Fulmarus glacialis

Description

How to identify

The Northern fulmar (Fulmarus glacialis) is a large seabird belonging to the Procellariidae family, order Procellariiformes, known for its robust build and tube-nosed bill.

Its plumage varies from light morphs (mostly white) to dark morphs (grey), providing adaptive coloration for life in Arctic and sub-Arctic latitudes.

With a wingspan of approximately 100–120 cm, the bird is an expert glider, capable of remaining airborne over rough seas with minimal energy expenditure.

Physical characteristics include a thick neck, a short tail, and a bill with distinct horn-like plates designed to process oceanic prey.

These birds are highly adapted to the marine environment, with salt glands that allow them to process seawater effectively.

What it damages

The Northern fulmar is not a pest for agricultural crops or terrestrial plants, as it spends its entire life cycle either in the ocean or on steep coastal cliffs.

The species feeds primarily on zooplankton, small fish, squid, and offal scavenged from fishing vessels, posing no threat to farming operations.

There is no record of the fulmar damaging crops, as their biological niche is strictly tied to marine and pelagic environments.

The impact of this bird on land is confined to the enrichment of soil near cliffside colonies through their guano.

Consequently, they are viewed as a component of marine biodiversity rather than a threat to agricultural productivity.

When it appears

The species is pelagic for most of the year, wandering the open seas of the North Atlantic and Pacific Oceans.

The breeding season typically begins in early spring, when birds congregate at nesting sites on cliff ledges.

Egg-laying usually occurs in May, followed by a long incubation and chick-rearing period lasting until late summer.

By late August or September, the chicks fledge, and the adult birds move back to their wider foraging ranges in the open ocean.

Their movements are influenced by sea surface temperatures and the availability of marine prey throughout the year.

Signs of infestation

Presence of the species is identified through visual sightings at sea or by locating massive cliff-nesting colonies along rocky coastlines.

A unique behavioral sign is the bird's defense mechanism of projectile vomiting stomach oil, which is highly pungent and used to deter predators.

Colonies are often characterized by dense clusters of nests built from rock debris and vegetation remnants on steep cliff faces.

The distinct, guttural vocalizations of the birds are a key indicator of their proximity during the breeding season.

Following commercial fishing boats at sea is a common habit, as they scavenge discarded organic waste.

Control measures

As the Northern fulmar is not a plant pest, no control measures are required or advised by agricultural authorities.

The species is protected under various conservation acts and international agreements, making any form of interference illegal.

Farmers do not need to implement protection strategies against this bird, as there is no overlap between their habitat and commercial agriculture.

Conservation of their cliffside habitats is encouraged to maintain marine ecological stability and prevent disturbance to their colonies.

Efforts to minimize pollution in the marine environment are the most relevant management practice related to the health of this species.

Biology

Taxonomy

Latin name
Fulmarus glacialis
Family
Procellariidae
EPPO code
FLMRGL
Community

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