Collies can have a merle coat, similar to the Australian Shepherd, however they are normally black with a white chest, snout, and legs.
Great Danes are commonly thought to be black, blue, or fawn, however the merle pattern is a pale to dark grey coat with deeper splotches.
Australian Shepherds are available in red, white, black, and tan coat colors, with dark patches on merle coats. Blue merle dogs have black patches on gray, whereas red merle dogs have red patches on beige.
The Dachshund has a long, short, or wire-haired coat that is usually black or tan. The Dapple Dachshund, on the other hand, is sausage dog merle. It is uncommon, yet it can occur in all three coat types.
Another merle type is the Catahoula Leopard Dog, named after Catahoula Parish in Louisiana. Because of the merle gene, this breed has a leopard-like coat, hence his name.
Have you ever seen a merle French Bulldog? No? This could be due to the scarcity of these men. The majority of French Bulldogs are brindle, white, fawn, or tan, but the blue merle is the most uncommon.
Merle comes in three varieties in this breed: dilute merle (blue merle without dark gray), cryptic merle (classic), and merlequins (merle patches on a classic coat).
However, Merle variations of this breed are marketed as a 'unique' designer color, which irritates breeders who prioritize health and desirable qualities before money.
Merle is uncommon in the Pembroke breed, but common in the Cardigan Welsh Corgi. Merle Cardigan Welsh Corgis can be sable, brindle, black, gray, or red in color, with blue being the most prevalent.
Merles are available in black, red, chocolate, cream, fawn, and lilac, with dark splashes of red and chocolate for red merles and black and grey for blue merles.