Rare mammal observed at Belgian coast

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In January 2017, an exceptionally rare marine mammal was observed in Belgian waters near Ostend. Photographs taken during the encounter enabled specialists to identify it as a dwarf sperm whale (Kogia sima) — the first confirmed observation of the species in Belgian waters.

The animal was spotted on 22 January 2017 during a sea trip in the Belgian part of the North Sea organised for the observation of marine mammals and seabirds. Around 90 harbour porpoises were seen that day, but one animal looked different. Photographs were subsequently examined by Belgian and foreign specialists, who concluded that it was a dwarf sperm whale rather than a porpoise.

The encounter was particularly remarkable because dwarf sperm whales are rarely observed in European waters. The species is associated mainly with warmer tropical and temperate seas and remains relatively poorly known because sightings at sea are uncommon. The Belgian observation therefore represented an extraordinary record.

Text: ©Morgan Mc Kenzie, photo: ©Vilmos Vincze


Un mammifÚre marin rarissime observé au large de la Belgique

En janvier 2017, un mammifĂšre marin extrĂȘmement rare a Ă©tĂ© observĂ© dans les eaux belges, prĂšs d’Ostende. Les photographies prises lors de cette rencontre ont permis aux spĂ©cialistes de l’identifier comme un cachalot nain (Kogia sima) : il s’agissait de la premiĂšre observation confirmĂ©e de cette espĂšce dans les eaux belges.

L’animal a Ă©tĂ© aperçu le 22 janvier 2017 lors d’une sortie en mer dans la partie belge de la mer du Nord consacrĂ©e Ă  l’observation des mammifĂšres marins et des oiseaux. Environ 90 marsouins communs avaient Ă©tĂ© observĂ©s ce jour-lĂ , mais un animal semblait diffĂ©rent. Les photographies ont ensuite Ă©tĂ© examinĂ©es par des spĂ©cialistes belges et Ă©trangers, qui ont conclu qu’il ne s’agissait pas d’un marsouin mais bien d’un cachalot nain.

La rencontre Ă©tait d’autant plus exceptionnelle que le cachalot nain est trĂšs rarement observĂ© dans les eaux europĂ©ennes. L’espĂšce frĂ©quente principalement les mers tropicales et tempĂ©rĂ©es chaudes et reste relativement mal connue, les observations en mer Ă©tant peu frĂ©quentes. Cette apparition au large de la Belgique constituait donc un Ă©vĂ©nement particuliĂšrement remarquable.

Texte : ©Morgan Mc Kenzie, photo : ©Vilmos Vincze

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