COAT COLORS
Black, blue merle and sable are marked with varying amounts of white on collars and legs, referred to as the Irish Pattern. Shelties may also have white blazes in some degree; this is a separate white patterning gene.

SABLE ~
ranging from gold to red to mahogany (or tri-factored) sable. A mahogany sable can sometimes be quite dark in color. If the undercoat is brown, the sheltie is a sable. Washed out, pale color is considered a fault.

red sable

mahogany or tri-factored sable
BLUE MERLE ~
Color ranges from bright silver to dark pewter; marked with black 'merle' spots and varying amounts of tan on face and legs. Rustiness, washed out blue, or self-coloring (no spots) is considered a fault. Genetically, the merle is a tri (black) sheltie; but it carries a gene for "merling" which dilutes the black coat to various shades of silver & gray.

blue merle

blue merle puppy
SABLE MERLE ~
As a result of breeding a sable to a blue merle, a resulting sable can also inherit the merling gene. In this case, the sable coat is diluted in varying degrees. The sheltie in the left photo, has a distinct merling pattern in shades of gold & brown. The sheltie on the right is also a sable merle, although the pattern is not clearly seen.

sable merle

sable merle puppy
Tri color
Black coat (and black or dark charcoal undercoat), tan markings on face and legs.

tri color

tri color
Bi Black & Bi Blue
Tan markings on face and legs are absent on bi colors.

bi black

bi blue
Color headed white
Predominantly white body with colored head and ears. This is a result of white factoring genes from both parents. Although color-headed whites are not allowed in the conformation ring, they are normal and healthy shelties. When bred to non-white factored shelties the resulting puppies will all be white factored, but will not be color-headed white. The white-factored white should not be confused with a homozygous (double dilute) white sheltie.

blue headed white

blue headed white
Double Dilute
The double dilute (or homozygous white) results from merle to merle breeding. The merling gene is a dilution factor; when doubled by breeding two merles together, the coat is diluted completely or in part to white, most often including the head and ears. A high percentage of double dilutes are also born deaf, blind, or micropthalmic (small, nonfunctioning or missing eyes). If you are not prepared to care for handicapped puppies, merle to merle breedings should not be attempted.


This double dilute has normal hearing and sight. Note that the ears are white, whereas the color headed white shown above has colored ears.
Courtesy of Clan Duncan Webart
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