Marine Invertebrates
Crabs, Prawns, Barnacles & allies (Crustacea)
Barnacles (Cirripedia)

Barnacle sightings

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Barnacles (Cirripedia)

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Tesseropora rosea (Rose-coloured Barnacle) at Green Cape, NSW - 21 Jun 2025 by Hejor1

Tesseropora rosea

Austromegabalanus nigrescens at Green Cape, NSW - 21 Jun 2025 by Hejor1

Austromegabalanus nigrescens

Chthamalus antennatus at Green Cape, NSW - 21 Jun 2025 by Hejor1

Chthamalus antennatus

Austromegabalanus nigrescens (Giant Rock Barnacle) at Green Cape, NSW - 21 Jun 2025 by Hejor1

Austromegabalanus nigrescens

Chamaesipho tasmanica (Honeycomb Barnacle) at Green Cape, NSW - 21 Jun 2025 by Hejor1

Chamaesipho tasmanica

Chthamalus antennatus at Green Cape, NSW - 21 Jun 2025 by Hejor1

Chthamalus antennatus

Chamaesipho tasmanica at Ventnor, VIC - 11 Jun 2025 by Hejor1

Chamaesipho tasmanica

Tesseropora rosea (Rose-coloured Barnacle) at Broulee, NSW - 25 Jan 2025 by Hejor1

Tesseropora rosea

Chamaesipho tasmanica (Honeycomb Barnacle) at Broulee, NSW - 25 Jan 2025 by Hejor1

Chamaesipho tasmanica

Tesseropora rosea at Collaroy, NSW - 18 Jan 2025 by Hejor1

Tesseropora rosea

Unverified Barnacle at Yaroomba, QLD - 25 Dec 2024 by trevorpreston

Unverified Barnacle

Unverified Barnacle at Yaroomba, QLD - 25 Dec 2024 by trevorpreston

Unverified Barnacle

Tesseropora rosea at Guerilla Bay, NSW - 22 Dec 2024 by Hejor1

Tesseropora rosea

Tesseropora rosea (Rose-coloured Barnacle) at Malua Bay, NSW - 19 Dec 2024 by Hejor1

Tesseropora rosea

Chthamalus antennatus at Green Cape, NSW - 7 Dec 2024 by Hejor1

Chthamalus antennatus

Chamaesipho tasmanica (Honeycomb Barnacle) at Green Cape, NSW - 7 Dec 2024 by Hejor1

Chamaesipho tasmanica

Tesseropora rosea (Rose-coloured Barnacle) at Green Cape, NSW - 7 Dec 2024 by Hejor1

Tesseropora rosea

Tesseropora rosea (Rose-coloured Barnacle) at Malua Bay, NSW - 1 Oct 2024 by Hejor1

Tesseropora rosea

Austromegabalanus nigrescens (Giant Rock Barnacle) at Benandarah, NSW - 30 Sep 2024 by Hejor1

Austromegabalanus nigrescens

Austromegabalanus nigrescens at Byron Bay, NSW - 1 Aug 2024 by Hejor1

Austromegabalanus nigrescens

Austrominius modestus at Byron Bay, NSW - 1 Aug 2024 by Hejor1

Austrominius modestus

Tesseropora rosea at Coolangatta, QLD - 15 Jun 2024 by Hejor1

Tesseropora rosea

Tesseropora rosea at Currumbin, QLD - 9 Jun 2024 by Hejor1

Tesseropora rosea

Tetraclitella purpurascens (Purple Four-plated Barnacle) at OHara Headland Walking Track - 25 Feb 2024 by trevorpreston

Tetraclitella purpurascens

Chamaesipho tasmanica (Honeycomb Barnacle) at Wairo Beach and Dolphin Point - 24 Feb 2024 by trevorpreston

Chamaesipho tasmanica

Unverified Barnacle at Tomahawk, TAS - 22 Feb 2024 by BushRenegade

Unverified Barnacle

Unverified Barnacle at Tomahawk, TAS - 22 Feb 2024 by BushRenegade

Unverified Barnacle

Tesseropora rosea at Wapengo, NSW - 11 Nov 2023 by trevorpreston

Tesseropora rosea

Tetraclitella purpurascens (Purple Four-plated Barnacle) at Wapengo, NSW - 11 Nov 2023 by trevorpreston

Tetraclitella purpurascens

Unverified Barnacle at Vincentia, NSW - 4 Oct 2023 by Tapirlord

Unverified Barnacle

Tetraclitella purpurascens at Narrawallee, NSW - 9 Sep 2023 by trevorpreston

Tetraclitella purpurascens

Chamaesipho tasmanica at Narrawallee, NSW - 9 Sep 2023 by trevorpreston

Chamaesipho tasmanica

Austrobalanus imperator (Royal Rock Barnacle) at Lilli Pilli, NSW - 16 Jun 2023 by Hejor1

Austrobalanus imperator

Lepas anserifera (Goose Barnacle) at Lake Illawarra, NSW - 21 Feb 2023 by Aussiegall

Lepas anserifera

Chamaesipho tasmanica at Narrawallee, NSW - 4 Feb 2023 by trevorpreston

Chamaesipho tasmanica

Tesseropora rosea at Narrawallee, NSW - 4 Feb 2023 by trevorpreston

Tesseropora rosea

Tesseropora rosea (Rose-coloured Barnacle) at Currarong, NSW - 18 Jan 2023 by Hejor1

Tesseropora rosea

Lepas australis at Broulee, NSW - 29 Dec 2022 by Hejor1

Lepas australis

Tesseropora rosea (Rose-coloured Barnacle) at Narrawallee, NSW - 28 Aug 2022 by trevorpreston

Tesseropora rosea

Tesseropora rosea at Nambucca Heads, NSW - 28 May 2022 by trevorpreston

Tesseropora rosea

Tetraclitella purpurascens at Cowes, VIC - 18 Dec 2021 by Tapirlord

Tetraclitella purpurascens

Tesseropora rosea (Rose-coloured Barnacle) at Bawley Point, NSW - 23 Dec 2018 by GLemann

Tesseropora rosea

Tesseropora rosea (Rose-coloured Barnacle) at Four Winds Bioblitz Reference Sites - 11 Nov 2016 by Jennyncmg

Tesseropora rosea

Tetraclitella purpurascens (Purple Four-plated Barnacle) at Four Winds Bioblitz Reference Sites - 11 Nov 2016 by Jennyncmg

Tetraclitella purpurascens

Chamaesipho tasmanica (Honeycomb Barnacle) at Four Winds Bioblitz Reference Sites - 11 Nov 2016 by Jennyncmg

Chamaesipho tasmanica

Tetraclitella purpurascens (Purple Four-plated Barnacle) at Four Winds Bioblitz Reference Sites - 11 Nov 2016 by Jennyncmg

Tetraclitella purpurascens

Tesseropora rosea (Rose-coloured Barnacle) at Green Cape, NSW - 21 Jun 2025 by Hejor1
Austromegabalanus nigrescens at Green Cape, NSW - 21 Jun 2025 by Hejor1
Chthamalus antennatus at Green Cape, NSW - 21 Jun 2025 by Hejor1
Austromegabalanus nigrescens (Giant Rock Barnacle) at Green Cape, NSW - 21 Jun 2025 by Hejor1
Chamaesipho tasmanica (Honeycomb Barnacle) at Green Cape, NSW - 21 Jun 2025 by Hejor1
Chthamalus antennatus at Green Cape, NSW - 21 Jun 2025 by Hejor1
Chamaesipho tasmanica at Ventnor, VIC - 11 Jun 2025 by Hejor1
Tesseropora rosea (Rose-coloured Barnacle) at Broulee, NSW - 25 Jan 2025 by Hejor1
Chamaesipho tasmanica (Honeycomb Barnacle) at Broulee, NSW - 25 Jan 2025 by Hejor1
Tesseropora rosea at Collaroy, NSW - 18 Jan 2025 by Hejor1
Unverified Barnacle at Yaroomba, QLD - 25 Dec 2024 by trevorpreston
Unverified Barnacle at Yaroomba, QLD - 25 Dec 2024 by trevorpreston
Tesseropora rosea at Guerilla Bay, NSW - 22 Dec 2024 by Hejor1
Tesseropora rosea (Rose-coloured Barnacle) at Malua Bay, NSW - 19 Dec 2024 by Hejor1
Chthamalus antennatus at Green Cape, NSW - 7 Dec 2024 by Hejor1
Chamaesipho tasmanica (Honeycomb Barnacle) at Green Cape, NSW - 7 Dec 2024 by Hejor1
Tesseropora rosea (Rose-coloured Barnacle) at Green Cape, NSW - 7 Dec 2024 by Hejor1
Tesseropora rosea (Rose-coloured Barnacle) at Malua Bay, NSW - 1 Oct 2024 by Hejor1
Austromegabalanus nigrescens (Giant Rock Barnacle) at Benandarah, NSW - 30 Sep 2024 by Hejor1
Austromegabalanus nigrescens at Byron Bay, NSW - 1 Aug 2024 by Hejor1
Austrominius modestus at Byron Bay, NSW - 1 Aug 2024 by Hejor1
Tesseropora rosea at Coolangatta, QLD - 15 Jun 2024 by Hejor1
Tesseropora rosea at Currumbin, QLD - 9 Jun 2024 by Hejor1
Tetraclitella purpurascens (Purple Four-plated Barnacle) at OHara Headland Walking Track - 25 Feb 2024 by trevorpreston
Chamaesipho tasmanica (Honeycomb Barnacle) at Wairo Beach and Dolphin Point - 24 Feb 2024 by trevorpreston
Unverified Barnacle at Tomahawk, TAS - 22 Feb 2024 by BushRenegade
Unverified Barnacle at Tomahawk, TAS - 22 Feb 2024 by BushRenegade
Tesseropora rosea at Wapengo, NSW - 11 Nov 2023 by trevorpreston
Tetraclitella purpurascens (Purple Four-plated Barnacle) at Wapengo, NSW - 11 Nov 2023 by trevorpreston
Unverified Barnacle at Vincentia, NSW - 4 Oct 2023 by Tapirlord
Tetraclitella purpurascens at Narrawallee, NSW - 9 Sep 2023 by trevorpreston
Chamaesipho tasmanica at Narrawallee, NSW - 9 Sep 2023 by trevorpreston
Austrobalanus imperator (Royal Rock Barnacle) at Lilli Pilli, NSW - 16 Jun 2023 by Hejor1
Lepas anserifera (Goose Barnacle) at Lake Illawarra, NSW - 21 Feb 2023 by Aussiegall
Chamaesipho tasmanica at Narrawallee, NSW - 4 Feb 2023 by trevorpreston
Tesseropora rosea at Narrawallee, NSW - 4 Feb 2023 by trevorpreston
Tesseropora rosea (Rose-coloured Barnacle) at Currarong, NSW - 18 Jan 2023 by Hejor1
Lepas australis at Broulee, NSW - 29 Dec 2022 by Hejor1
Tesseropora rosea (Rose-coloured Barnacle) at Narrawallee, NSW - 28 Aug 2022 by trevorpreston
Tesseropora rosea at Nambucca Heads, NSW - 28 May 2022 by trevorpreston
Tetraclitella purpurascens at Cowes, VIC - 18 Dec 2021 by Tapirlord
Tesseropora rosea (Rose-coloured Barnacle) at Bawley Point, NSW - 23 Dec 2018 by GLemann
Tesseropora rosea (Rose-coloured Barnacle) at Four Winds Bioblitz Reference Sites - 11 Nov 2016 by Jennyncmg
Tetraclitella purpurascens (Purple Four-plated Barnacle) at Four Winds Bioblitz Reference Sites - 11 Nov 2016 by Jennyncmg
Chamaesipho tasmanica (Honeycomb Barnacle) at Four Winds Bioblitz Reference Sites - 11 Nov 2016 by Jennyncmg
Tetraclitella purpurascens (Purple Four-plated Barnacle) at Four Winds Bioblitz Reference Sites - 11 Nov 2016 by Jennyncmg
812,189 sightings of 23,335 species from 14,721 members
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