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Nabil Valiulla crouched on the shore, studying a piece of ambergris

Think you've found ambergris on an Australian beach?

Many waxy, dark or light beach finds are not ambergris. Check the signs before you wash, cut or store it.

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How do I know if it's real ambergris?

Real ambergris is matte, slightly waxy, lighter than a rock its size, and smells marine, then sweet and earthy with age. Many Australian beach finds are lookalikes, so check all 7 signs before you wash, cut or store yours. I'm Nabil Valiulla of Ambergris Canada, and I'll assess your photos for free.

Have the piece in front of you and go through these 7 checks in order. No single check proves it. Several together are a good sign.

  1. Illustration: four pieces of ambergris from black to white, above colour swatches running from black through grey and tan to white

    1Look

    Black, grey, tan or white, with a matte finish. Not glossy or marbled.

  2. Illustration: a hand holding a pale piece of ambergris, with heat lines and a thermometer

    2Feel

    Slightly waxy and soft when warm, harder in the cold.

  3. Illustration: a seesaw tipped down by a dark rock, with the lighter piece of ambergris raised on the other end

    3Weight

    Lighter than a rock of the same size.

  4. Illustration: a piece of ambergris giving off a smell, next to a nose

    4Smell

    Fresh pieces can smell fishy or fecal. Aged pieces smell sweet and earthy.

  5. Illustration: a hair dryer gently warming a piece of ambergris as its scent rises

    5Warm smell

    Gently warmed, the scent gets stronger and more pleasant or musky.

  6. Illustration: a piece of ambergris with dark squid beaks embedded in it, one area magnified in a circle

    6Inside

    May hold squid beaks or other natural debris.

  7. Illustration: a piece of ambergris above water with a no sign, meaning never leave it submerged

    7Handle with care

    Keep it dry. Never leave it soaking in seawater or freshwater.

Wax, palm oil, rubber and sewer grease can also melt or smoke when warmed, so the warm smell check is never enough on its own. Does your find match most of these? Send me photos for a free assessment.

What does ambergris look, feel and smell like?

Visual appearance

  • Colour ranges from black to grey to white.
  • The surface feels like running your fingers across a biscuit, not smooth, glassy or soap-like.
  • It may have squid beaks or other debris embedded.
  • It has a matte finish, not glossy or marbled.
  • Soft black ambergris is gooey and sticky, with a strong, pungent smell.

Texture and temperature

  • Feels slightly waxy and soft when warm.
  • Becomes harder in cold temperatures.
  • Should feel lighter than rocks of a similar size.
  • May leave a waxy residue when rubbed.

Smell test

  • Fresh ambergris may smell fishy or fecal.
  • Aged ambergris has a sweet, earthy aroma.
  • Gently warmed, it should smell pleasant and musky.
  • The scent becomes stronger when warmed.

Density test

  • Ambergris floats in saltwater.
  • It should feel lighter than you expect.
  • Its specific gravity is lower than seawater's, which is why it floats in the sea.
  • Fresh water is less dense, so a genuine piece may sink in it. That is normal.

Three tips from me

  1. 1Real ambergris becomes more fragrant when gently heated.
  2. 2Genuine ambergris floats in saltwater but may sink in freshwater.
  3. 3Look for squid beaks or other sea debris embedded inside.

What is commonly mistaken for ambergris in Australia?

Many Australian beach finds look like ambergris at first glance. Here's how to spot the difference.

A pale slab of washed-up paraffin wax held up on a beach

Palm oil and wax

Looks like ambergris because:Pale, waxy and soft, and it can float.

But check this:Too soft or greasy, and smells oily, rancid, or of cooking fat or a candle.

Paraffin wax found on Wangerooge. Still from a video by Rhetos, Wikimedia Commons, cropped, CC BY-SA 4.0

A black tar ball lying on beach sand beside a 10 cm scale bar

Tar balls

Looks like ambergris because:Dark, rounded, and found near the tide line.

But check this:A hard or sticky black surface, and a strong petroleum or chemical smell.

Photo: JLPC, Wikimedia Commons, cropped, CC BY-SA 3.0

Round brown seaweed balls, made of packed seagrass fibres, washed up among dried kelp on a beach

Kelp and seaweed

Looks like ambergris because:Dark or brown, dried, and washed up with the tide.

But check this:Breaks apart into fibres, smells strongly of seaweed, and is not waxy.

Seagrass sea balls. Photo: Asma Ben Gharbi, Wikimedia Commons, cropped, CC BY-SA 4.0

A thick layer of pale whale blubber under black skin, cut open on a bowhead whale

Whale blubber and animal fat

Looks like ambergris because:Waxy, oily, and from a marine animal.

But check this:Rots quickly, with a rancid smell and a soft, greasy texture.

Bowhead whale, Alaska. Photo: Alaska Jack, Wikimedia Commons, cropped, CC BY-SA 4.0

A lump of unpolished kauri gum, a golden tree resin

Tree resin

Looks like ambergris because:Amber or brown, and natural.

But check this:Glassy and see-through at the edges. Fresh resin is sticky and smells of pine.

Kauri gum. Photo: NEON_ja, Wikimedia Commons, cropped, CC BY-SA 3.0

Also watch for fatbergs and sewage balls: grey, black or waxy-looking lumps with a foul smell, a dirty inside and an oily surface. Don't handle them with bare hands.

If it floats, feels waxy, is lighter than expected and doesn't smell of oil, sewage or seaweed, send me photos for a free assessment.

Why Australian finds need careful checking

Australian beaches often receive ocean debris after storms, big swells and heavy sea traffic. Tar balls, vegetable fat, pumice, seaweed and other materials can look like ambergris from a distance. A photo assessment helps you avoid damaging the piece or mistaking a common lookalike for something rare. For a full side-by-side comparison, see my guide to Australian ambergris lookalikes.

A small white piece of ambergris with brown speckles, held in hand

Frequently asked questions

Quick answers about identifying ambergris in Australia.

How do I identify ambergris?

By its waxy texture, its musky, oceanic smell and its colour, from greyish-black when fresh to white when aged. Go through the 7 checks above, then send me photos and I'll tell you what I see.

Is what I found really ambergris?

Most beach finds are not. Compare yours with the lookalikes above and the full lookalikes guide, then send me photos for a free assessment.

What does ambergris smell like?

Fresh pieces smell strongly of the sea, and often fecal. As it ages, the smell turns sweet, earthy and musky, a little like old wood, tobacco or damp earth. Smell alone is not proof, because people describe it very differently.

What is the hot needle test?

A heated needle touched to ambergris melts a small spot into a dark, resin-like liquid with a musky smell. It is a useful hint, not proof: wax, palm oil residue, rubber and grease can react in a similar way. Use only a tiny spot, and treat it as one check among several.

How should I store ambergris I have found?

Keep it dry: damp causes mould and weight loss. Keep it out of direct sun and away from heaters, since heat breaks down the scent and can soften it. Wrap it in cotton cloth, or keep it in a canvas bag or wooden box so it can breathe, never sealed in plastic. Handle it with clean, dry hands, brush off loose sand and seaweed, and store it away from perfumes, incense and other strong smells.

Is ambergris legal in Australia?

The ambergris trade is not legal in Australia. I can still assess your find for free and tell you what it most likely is.

Nabil's hand holding a piece of ambergris over the sea

Still not sure? Get a professional assessment.

Send me clear photos and I'll give you an honest answer. It's free, with no obligation, and I review every one myself.

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