Irukandji jellyfish
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

Nola ezagutu
- 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
Askotan honekin nahasten da: 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
Pozoi-ahalmena
Milaka zelula ziztatzaile txikik tiro egiten dute zerbaitek ukitzen dituenean.
Zer egiten du bere pozoiak?
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
Zein arriskutsua da pertsonentzat?
Arriskua pertsonentzat: Oso arriskutsuaTratamendurik jasotzen ez duen pertsona bat hil dezake.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
Ziztatzen badu
- In hospital, patients are given intravenous morphine, hydromorphone or fentanyl for pain. Pethidine is avoided because of its toxic metabolite norpethidine.1
- Atera uretatik eta kendu tentakuluak (eskularruekin edo oihal batekin).
- Kubomedusa tropikalak: bota ozpina ziztadetan gutxienez 30 segundoz, eskatu laguntza eta egon prest BBS (bihotz-biriketako suspertzea) egiteko. Fisaliak eta beste gehienak: garbitu itsasoko urarekin, eta gero ur beroarekin minerako.
Deitu beti lehenik zure larrialdi-zenbakira (112, 000, 911). Lehen sorospenei buruzko orientabide orokorra da hau, ez mediku-aholkua. Lehen sorospenen oinarriak
Egon seguru
- Ez ukitu, ez harrapatu eta ez zirikatu inoiz animalia basati bat, txikia izan arren, eta lo edo hilda dagoela badirudi ere.
- Utzi tartea. Bat aurkitzen baduzu, egon lasai, egin atzera poliki eta utzi bere bidetik joaten.
- Batek ziztatzen bazaitu: egon lasai, egon geldi, deitu zure larrialdi-zenbakira (112, 000, 911) edo joan ospitalera azkar. Gogoratu nolakoa zen, argazki batek laguntzen du.
Ez dabil zure atzetik. Pozoia janaria harrapatzeko edo bere burua babesteko erabiltzen du, eta askoz nahiago du ezkutatu. Seguru egoteari buruz gehiago
Munduko zein tokitan?
Zein handia da?
Zein luzea da?
zure hatz txikia baino laburragoa
igerileku handi baten luzera (50 m) igerian egin lezake 36 segundotanZein handia da Irukandji jellyfish ZUREKIN alderatuta?
Matematika hutsa zure nabigatzailean. Ez da ezer gordetzen, ezta inora bidaltzen ere.
Zein azkarra da?
Datuak
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
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
Its venom changes in composition as the jellyfish grows, matching its change in prey from invertebrates to fish.1
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
This jellyfish is a type of box jellyfish, a group known for potent venom.1
Pozoi-adituentzat
- Izen zientifikoa
- Carukia barnesi
- Taldea
- Marmokak eta itsasoko izaki ziztatzaileak
- Familia
- Carukiidae2
- Ordena
- Carybdeida
- Kontinenteak
- Ozeano Indikoa, Ozeano Barea, Koralen itsasoa, Timor eta Arafura itsasoak, Ozeanoak
- Kumeak
- 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
- Arriskua pertsonentzat
- 4 / 5: Oso arriskutsua3
Datuak nondik datozen
- Carukia barnesi (Wikipedia (CC BY-SA 4.0))
- Carukia barnesi (iNaturalist): izenak eta sailkapena.
- Venom Wiki: arrisku-maila, ohiko tamaina eta abiadura-kalkulua geureak dira. Ikusi nola kalkulatzen ditugun: Nola baloratzen dugun arriskua.
Orrialde honetako datu bakoitzak zenbaki bat du, bere iturrira eramaten zaituena. Zerbait gaizki badugu, barkatu, animalien zaleak gara, ez zientzia-aldizkari bat. Esaiguzu [email protected] helbidean eta konponduko dugu.
Tentakulu ziztatzaileak

