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Zangroniz said too much is unknown about fish to say they can or cannot feel pain. The tough part is that fish cannot be compared to other species, she said, like mammals or birds.
Studies indicating that fish can feel pain were confusing nociception with feeling pain, says Rose. "Pain is predicated on awareness. The key issue is the distinction between nociception and pain. A person who is anaesthetised in an operating theatre will still respond physically to an external stimulus, but he or she will not feel pain."
The most common jellyfish involved is the Carukia barnesi, a species of Irukandji jellyfish. [4] Those stung may experience severe or even excruciating pain. The syndrome was given its name in 1952 by Hugo Flecker , after the Aboriginal Irukandji people who live in Palm Cove , north of Cairns , Queensland , Australia , where stings are common.
Their stings are "very potent and produce severe pain," according to the environmental department.The stings may even require emergency medical care in some cases. A Pacific jellyfish species ...
The effects of stings range from mild discomfort to extreme pain and death. [145] [146] Most jellyfish stings are not deadly, but stings of some box jellyfish (Irukandji jellyfish), such as the sea wasp, can be deadly. Stings may cause anaphylaxis (a form of shock), which can be fatal. Jellyfish kill 20 to 40 people a year in the Philippines alone.
And get this — the box jellyfish keeps on defending itself after it dies. People who touch the tentacles of a dead box jellyfish can still get a painful, and sometimes fatal, dose of venom. 3.
The rash and pain caused by Alatina alata (Carybdea alata) stings are self- limited, usually disappearing with no treatment from 20 minutes to one day. A few victims suffer generalized reactions, persistent pain and/or recurring, itching rash. No confirmed deaths have occurred from this box jellyfish's stings, but the pain they inflict can be ...
Worried about getting stung by a jellyfish at the beach? Here's how to navigate the worst-case scenario.