Gray Saddleback
A variant of Pomeranian Goose (Anser anser domesticus)

Representative Pomeranian Goosephoto — a dedicated image of this exact morph isn't available yet.
The signature pattern: white body with a gray 'saddle' over the back and shoulders plus a gray head/neck. A standardized European utility-and-exhibition marking.
Keeper tips for this variant
Saddleback markings only come true from careful pair selection — breed from cleanly marked parents, and give all Pomeranians clean bathing water to keep the white areas bright.