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Nebelung — Developed breed (longhair Russian Blue)
Photo: "Ozar en Palaya Azadeh" by Nebelung · CC BY 3.0, via Wikimedia Commons

Nebelung

The Nebelung at a glance: the longhaired Russian Blue — 8–12 pounds, living 15–18 years, wrapped in a silver-tipped misty blue coat, with vivid green eyes, a very quiet voice, and a shy-with-strangers, devoted-to-family heart.

SizeMedium — about 8–12 pounds, males larger; long and lithe under the coat
Lifespan15–18 years
TemperamentGentle, shy with strangers, deeply devoted, intelligent
Energy levelModerate

Nebelung facts

Energy level
Moderate
Good with children
Good with calm, older children — shy in loud, chaotic homes
Good with other pets
Good — prefers calm companions; devoted to its chosen people
Grooming
Moderate to high — brush 2–3 times a week; long double coat
Lifespan
15–18 years
Origin
United States (from Russian Blue lines)
Shedding
Moderate to high — seasonal coat changes
Size
Medium — about 8–12 pounds, males larger; long and lithe under the coat
Temperament
Gentle, shy with strangers, deeply devoted, intelligent
Vocal style
Quiet — a very soft voice, rarely raised

Overview

The Nebelung is the Russian Blue's romantic sibling: the same green eyes, blue coat, and devoted nature, softened by a flowing silver-tipped mantle. It is a cat for introverts — shy of strangers, wary of change, and absolutely besotted with its chosen one or two people, whom it follows like a gentle grey shadow. Add exceptional longevity and a near-silent voice, and the Nebelung is one of the most rewarding breeds for a calm, permanent home — if you can find one.

Temperament & personality

Gentle, reserved, and quietly intense. A Nebelung chooses its people and then commits completely: it will wait by the door, supervise baths, and claim a permanent place on the chosen lap. With strangers it is typically invisible, retreating until the house is safe again. Nebelungs are intelligent and playful in private — fetching, carrying toys, playing in water — and they hate change, sulking when furniture moves or schedules slip. Their affection is not given to everyone, which makes it feel earned.

Appearance

The Nebelung is essentially a Russian Blue in a long, silky coat: a medium-length double coat of blue-grey fur, the guard hairs tipped with silver so the cat seems to glow with a soft mist — the name means 'creature of the mist' in German. The body is long, graceful, and well-muscled under all that fur, with a plumed tail, wide-set ears, and striking vivid-green eyes (young cats' eyes may start yellow and turn). The overall effect is elegant and slightly mysterious, like a cat photographed in fog.

Care & daily life

That glorious double coat needs brushing two or three times a week to prevent mats, especially behind the ears, in the armpits, and along the trousers; expect heavier shedding in spring and autumn coat changes. Nebelungs are creatures of routine who flourish on predictable feeding, play, and quiet — give them stable perches, scratching posts, and a calm corner of their own. They are strictly indoor cats in most breeders' view: their reserve with strangers and sensitivity to upheaval make the indoor life the right one.

Health & lifespan

The Nebelung is generally known for the following health watch-points:

General information only, not veterinary advice. There is no Nebelung-specific DNA panel; judge breeders by the health and longevity of their lines and by normal screening of breeding cats.

Living with a Nebelung

Nebelungs are for quiet, stable homes. They bond deeply — often to one person above all — and are happiest with predictable routines, gentle handling, and their own safe hiding places when visitors arrive. They suit adults, calm older children, and peaceful multi-cat homes, and they are a poor match for households with constant change, noise, or travel, since they can take days to forgive a disruption.

History

The Nebelung is a modern American creation with an old soul. In the mid-1980s, Denver breeder Cora Cobb's black domestic longhair produced kittens by a Russian Blue-type male; two of them — named Siegfried and Brunhilde, after heroes of the Nibelungenlied — became the foundation of a deliberate programme to recreate the longhaired blue cats that may have existed in nineteenth-century Russia. TICA recognised the Nebelung in 1987. Numbers have always been small and the breed remains rare; some registries, particularly in Europe, register Nebelungs as a variety of Russian Blue rather than a separate breed, reflecting their shared ancestry and near-identical standards apart from coat length.

Nebelung FAQs

Are Nebelungs just longhaired Russian Blues?

Essentially, yes — the Nebelung was deliberately developed as the longhaired version of the Russian Blue, and many registries still treat the two as varieties of one breed. Build, head, green eyes, and temperament are shared; only the coat length differs.

How long do Nebelungs live?

Commonly 15–18 years, and into the twenties is not unheard of — they share the Russian Blue's reputation for longevity and general hardiness.

Are Nebelung cats shy?

With strangers, usually; with their own family, not at all. Nebelungs typically bond intensely with one or two chosen people, follow them from room to room, and hide from visitors. Expect a slow warm-up with anyone new.

Do Nebelung cats shed a lot?

A fair amount. The long double coat sheds year-round and heavily during spring and autumn coat changes. Brushing two or three times a week keeps loose fur and mats under control.

Are Nebelung cats rare?

Yes — Nebelungs are one of the rarest pedigree breeds, bred by only a small number of breeders worldwide. Waiting lists and higher prices are normal.

Show this breed on your site

Embed a free Nebelung fact card — it links back here:

<iframe src="https://allpetbreeds.com/embed/cats/nebelung/" width="340" height="430" style="border:0;border-radius:16px;overflow:hidden" loading="lazy" title="Nebelung breed card"></iframe>

Sources: TICA Nebelung breed standard and breed history; Cat Fanciers' Association (CFA) — Russian Blue breed resources; FIFe breed council notes on Russian Blue varieties

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