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Gambar kartun Irukandji jellyfish
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Irukandji jellyfish

Carukia barnesi
Bisa membunuhJangan sentuhBisa membunuhmu tanpa pengobatan. Jika ia menyengatmu, segera cari bantuan.
Ubur-ubur dan penyengat laut Tentakel penyengatMakan: Daging
Bahaya bagi manusia: Sangat berbahayaBisa membunuh orang yang tidak diobati.

The Irukandji jellyfish is a tiny box jellyfish with a sting that can cause a serious illness called Irukandji syndrome. It lives in the open water near Australia, and it is hard to spot because it is so small.1

Hidup di
Open water near Australia, with most reported incidents in Australia, especially North Queensland1
Samudra Hindia, Samudra Pasifik, Laut Koral, Laut Timor dan Laut Arafura
Beranda
It lives in open water. Most reported stings happen in Australia during the warm summer season. Swimmers in open water near North Queensland were the first people recorded with this syndrome.1
Panjang
5 cm (2 in)1
Kecepatan tertinggi
sekitar 5 km/jam (3,1 mph)
Berenang, perkiraan kasar
Apa makanannya?
Muscle cells in the tentacles bring food to the mouth, where it enters a stomach-like cavity and is digested. Its prey changes as it grows, from small invertebrates such as zooplankton and crustaceans to fish.1
Beneran!Foto Irukandji jellyfish
Irukandji jellyfish. Foto: Lisa-ann Gershwin. CC BY 4.0, iNaturalist.

Cara mengenalinya

  • The bell is square-shaped and very small, about 12 mm high and 30 mm across.1
  • It has four long tentacles, one from each corner of the bell.1
  • The tentacles range from 5 to 50 cm long.1
  • Its small size means it often goes unseen in open water.1

Sering tertukar dengan: The common name Irukandji jellyfish is also used for other Irukandji jellyfish, such as Malo kingi. The name alone does not tell them apart.1

Kekuatan bisa

Tentakel penyengat

Ribuan sel penyengat mungil menembak saat sesuatu menyentuhnya.

Apa efek bisanya?

This jellyfish is extremely venomous. Its venom comes from stinging cells called nematocysts in its tentacles and bell, and it changes as the jellyfish matures. A sting can cause Irukandji syndrome, with muscle aches, back pain, nausea, headaches, chest and stomach pains, sweating, high blood pressure and difficulty breathing.1

Seberapa berbahaya bagi manusia?

Bahaya bagi manusia: Sangat berbahayaBisa membunuh orang yang tidak diobati.

Irukandji syndrome can be severe, and the symptoms are described in detail in medical accounts. Most reported incidents have been in Australia during the warm summer season. Because the jellyfish is so small, people often do not see it before they are stung.1

Jika ia menyengat

  • In hospital, patients are given intravenous morphine, hydromorphone or fentanyl for pain. Pethidine is avoided because of its toxic metabolite norpethidine.1
  • Keluar dari air dan ambil sisa tentakel yang menempel (pakai sarung tangan atau kain).
  • Untuk ubur-ubur kotak tropis: siram sengatan dengan cuka minimal 30 detik, minta bantuan, dan bersiaplah melakukan CPR. Untuk ubur-ubur botol biru dan kebanyakan lainnya: bilas dengan air laut, lalu air panas untuk meredakan nyeri.

Selalu hubungi nomor darurat dulu (112, 000, 911). Ini panduan pertolongan pertama umum, bukan nasihat medis. Dasar-dasar pertolongan pertama

Tetap aman

  • Jangan pernah menyentuh, menangkap, atau mengganggu hewan liar, walaupun kecil, dan walaupun tampak tidur atau mati.
  • Beri ia ruang. Jika bertemu, tetap tenang, mundur perlahan, dan biarkan ia pergi.
  • Jika ia menyengatmu: tetap tenang, jangan bergerak, hubungi nomor darurat (112, 000, 911) atau segera ke rumah sakit. Ingat seperti apa rupanya, foto sangat membantu.

Ia tidak mengincarmu. Ia memakai bisanya untuk menangkap makanan atau melindungi diri, dan ia jauh lebih suka bersembunyi. Lebih lanjut tentang tetap aman

Seberapa besar dia?

Seberapa panjang dia?

Irukandji jellyfish panjangnya sekitar 5 cm (2 in)Penjepit kertas sekitar 3 cm (1,2 in)Ponsel pintar sekitar 15 cm (5,9 in)
lebih pendek dari jari kelingkingmubisa berenang sepanjang kolam renang besar (50 m) dalam 36 detik

Seberapa besar Irukandji jellyfish dibandingkan KAMU?

Hanya hitungan di browsermu. Tidak ada yang disimpan atau dikirim ke mana pun.

Seberapa cepat dia?

layak diketahui

Fakta

1

Jack Barnes of Cairns, Australia, discovered the species. During an exploration aimed at finding the cause of Irukandji syndrome, he allowed himself, a lifeguard and his 9-year-old son to be stung.1

2

Irukandji syndrome, which this jellyfish can cause, was first identified after a group of swimmers were stung in open water near North Queensland, Australia.1

3

Its venom changes in composition as the jellyfish grows, matching its change in prey from invertebrates to fish.1

4

Its life cycle alternates between a young form that attaches to a reef or rock and an adult form that swims freely in the water.1

5

This jellyfish is a type of box jellyfish, a group known for potent venom.1

Untuk ahli bisa

Nama ilmiah
Carukia barnesi
Kelompok
Ubur-ubur dan penyengat laut
Keluarga
Carukiidae2
Urutan
Carybdeida
Benua
Samudra Hindia, Samudra Pasifik, Laut Koral, Laut Timor dan Laut Arafura, Samudra
Anak
Young jellyfish begin as a swimming planula larva, which settles on a reef or rock and grows into a polyp. The polyp later forms a colony that develops into an adult medusa.1
Bahaya bagi manusia
4 / 5: Sangat berbahaya3

Dari mana faktanya berasal

  1. Carukia barnesi (Wikipedia (CC BY-SA 4.0))
  2. Carukia barnesi (iNaturalist): nama dan klasifikasi.
  3. Venom Wiki: tingkat bahaya, ukuran umum, dan perkiraan kecepatan adalah buatan kami. Lihat cara kami menghitungnya: Cara kami menilai bahaya.

Setiap fakta di halaman ini punya nomor yang menunjuk ke sumbernya. Kalau kami salah, maaf ya, kami penggemar hewan, bukan jurnal ilmiah. Beri tahu kami di [email protected] dan kami akan memperbaikinya.

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