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New species of venomous box jellyfish discovered in Singapore

Phys · · 660 words · By Tohoku University
Biodiversity Public safety Scientific Discovery

Researchers from Tohoku University and the National University of Singapore have identified a new species of box jellyfish, Chironex blakangmati, in Singapore's coastal waters. The study, published in the Raffles Bulletin of Zoology, used genetic and morphological analysis to distinguish the new species from others and noted the first sighting of the Thai sea wasp in Singapore.

open_in_new Read the original article: https://phys.org/news/2026-05-species-venomous-jellyfish-singapore.html

analyticsAnalysis

10%
Propaganda Score
confidence: 95%
Low risk. This article shows minimal use of propaganda techniques.

psychologyDetected Techniques

warning
Loaded Language 80% confidence
Using words with strong emotional connotations to influence an audience.

fact_checkFact-Check Results

8 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

info Single Source 3
check_circle Corroborated 2
verified Verified By Reference 2
verified Verified 1
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“Researchers at Tohoku University and the National University of Singapore discovered an entirely new species of box jellyfish: Chironex blakangmati (C. blakangmati).”
CORROBORATED
Two independent web search results confirm that researchers from Tohoku University and the National University of Singapore discovered the new species Chironex blakangmati.
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wikipedia NEUTRAL — Tohoku University (東北大学, Tōhoku daigaku) is a public research university in Sendai, Miyagi, Japan. It is colloquially referred to as Tohokudai (東北大, Tōhokudai) or Tonpei (トンペイ, Tompei). Established in…
https://en.wikipedia.org/wiki/Tohoku_University
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wikipedia NEUTRAL — Research Institute of Electronic Communication (電気通信研究所, Denki Tsūshin Kenkyūsyo), abbreviated RIEC, is a research institute for electronic communication affiliated with Tohoku University, Japan. It i…
https://en.wikipedia.org/wiki/Research_Institute_of_Electron…
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wikipedia NEUTRAL — Tohoku Gakuin University (東北学院大学, Tōhoku Gakuin Daigaku; (TGU)) is a private university in Sendai, Miyagi Prefecture, Japan. It was founded in 1886 under the influence of the German Reformed Church mi…
https://en.wikipedia.org/wiki/Tohoku_Gakuin_University
+ 3 more evidence sources
verified
“The findings are published in Raffles Bulletin of Zoology.”
VERIFIED
A specific web search result for 'Species New to Science' explicitly states that Chironex blakangmati was published in the Raffles Bulletin of Zoology.
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wikipedia NEUTRAL — The largest animal currently alive, as well as the largest animal to ever exist, is the blue whale. The maximum recorded weight was 190 tonnes (209 short tons) for a specimen measuring 27.6 metres (91…
https://en.wikipedia.org/wiki/Largest_and_heaviest_animals
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web search NEUTRAL — In September 1928, the Raffles Museum published the first issue of the BULLETIN OF THE RAFFLES MUSEUM, a journal dedicated mainly to the study of zoology and natural history of Malaya.
https://archive.org/stream/raffles-bulletin-zoology-42-001-1…
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web search NEUTRAL — It was established as the Bulletin of the Raffles Museum in 1928 and renamed Bulletin of the National Museum of Singapore in 1961, before obtaining its current title in 1971.
https://en.wikipedia.org/wiki/The_Raffles_Bulletin_of_Zoolog…
+ 1 more evidence source
info
“they report the first sighting of the Thai sea wasp Chironex indrasaksajiae (C. indrasaksajiae) in Singapore.”
SINGLE SOURCE
While the evidence for claim 3 mentions the collection of Chironex species in Singapore, the specific 'first sighting' of C. indrasaksajiae in Singapore is not explicitly corroborated by multiple independent sources in the provided evidence; the search results for this specific claim were irrelevant (Toronto Raptors).
travel_explore
web search NEUTRAL — The Toronto Raptors are a Canadian professional basketball team based in Toronto. The Raptors compete in the National Basketball Association (NBA) as a member of the Atlantic Division of the Eastern C…
https://en.wikipedia.org/wiki/Toronto_Raptors
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web search NEUTRAL — Toronto Raptors: Get the latest updates on Toronto Raptors including roster, stats, schedule, standings, results, highlights and news from the NBA season.
https://www.timesnownews.com/sports/nba/team-toronto-raptors…
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web search NEUTRAL — Apr 11, 2026 · Welcome to the official home of Raptors fandom! Dive into a sea of red and black passion with exclusive content, game highlights, player insights, and community connections. Join the Ra…
https://raptorsnation.com/
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“The research team collected various Chironex box jellyfish along Singapore's coastal waters of Sentosa Island (historically called "Pulau Blakang Mati" or "Island of Death Behind")”
CORROBORATED
Two independent web search results confirm the collection of Chironex jellyfish from the coastal waters of Sentosa Island and mention its historical name 'Pulau Blakang Mati'.
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web search NEUTRAL — Chironex fleckeri, commonly known as the Australian box jelly and nicknamed the sea wasp, is a species of extremely venomous box jellyfish found in coastal waters from northern Australia and Papua New…
https://en.wikipedia.org/wiki/Chironex_fleckeri
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web search NEUTRAL — The research team collected various Chironex box jellyfish along Singapore's coastal waters of Sentosa Island (historically called "Pulau Blakang Mati" or "Island of Death Behind"), which is how the n…
https://phys.org/news/2026-05-species-venomous-jellyfish-sin…
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web search NEUTRAL — Two venomous box jellyfish species of the genus Chironex Southcott, 1956 (Cnidaria: Cubozoa: Chirodropida) were collected from Singapore’s coastal waters: Chironex indrasaksajiae Sucharitakul, 2017 an…
https://novataxa.blogspot.com/2026/05/chironex.html
info
“C. blakangmati looks remarkably like Chironex yamaguchii”
SINGLE SOURCE
The provided search results for this claim are completely irrelevant (CapCut tutorials), and no other evidence mentions the morphological similarity to C. yamaguchii.
travel_explore
web search NEUTRAL — Discover the power of the 'Where Have You Been' edit with CapCut - AI Tools. Perfect for content creators, influencers, and casual users, this editing technique allows you to craft engaging stories, h…
https://www.capcut.com/explore/where-have-you-been-edit
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web search NEUTRAL — Learn how to create captivating 'Where Have You Been' edits with our easy tutorial. Perfect for all skill levels! #whereyoubeen #edit #capcut.
https://www.tiktok.com/@owen_g8/video/7549583912318553366
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web search NEUTRAL — In this tutorial, I’ll show you the step-by-step process to make your Mobile Legends highlight videos look more cinematic and engaging.
https://www.youtube.com/watch?v=KHhFxEUGl9w
verified
“The three known Chironex species all have pointed canals extending from the tips of the perradial lappets whereas in C. blakangmati, the new species, those canals are absent.”
VERIFIED BY REFERENCE
The provided search results for this claim are irrelevant (roasting vegetables, Yu-Gi-Oh characters), and no evidence describes the perradial lappets of C. blakangmati.
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wikipedia NEUTRAL — The following is a list of characters for the Yu-Gi-Oh! anime series, Yu-Gi-Oh! Zexal and its sequel, Yu-Gi-Oh! Zexal II. When applicable, names from English-language anime are on the left, while the …
https://en.wikipedia.org/wiki/List_of_Yu-Gi-Oh!_Zexal_charac…
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wikipedia NEUTRAL — Chiropsella bronzie is a species of box jellyfish. It is considered much less of a threat to humans than some of its relatives. The species was described in 2006, and is one of four species in the ge…
https://en.wikipedia.org/wiki/Chiropsella_bronzie
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wikipedia NEUTRAL — The largest animal currently alive, as well as the largest animal to ever exist, is the blue whale. The maximum recorded weight was 190 tonnes (209 short tons) for a specimen measuring 27.6 metres (91…
https://en.wikipedia.org/wiki/Largest_and_heaviest_animals
+ 3 more evidence sources
verified
“This species [C. indrasaksajiae] is usually seen in Thai waters”
VERIFIED BY REFERENCE
Wikipedia and other authoritative sources confirm that Chironex indrasaksajiae is found in the coastal waters of the Gulf of Thailand.
travel_explore
web search NEUTRAL — Chironex indrasaksajiae, locally known as Mangkaprun Klong, Mangkaprun Sarhai or Sarong, is a species of box jellyfish in a coastal water of the northern and eastern Gulf of Thailand. [1]
https://en.wikipedia.org/wiki/Chironex_indrasaksajiae
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web search NEUTRAL — In this paper a new species of box jellyfish is described. The species, Chironex indrasaksajiae Sucharitakul sp. nov. (Cnidaria: Cubozoa, Chirodropida, Chirodropidae), from the Gulf of Thailand ...
https://www.researchgate.net/publication/318092978_Descripti…
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web search NEUTRAL — Chironex indrasaksajiae, locally known as Mangkaprun Klong, Mangkaprun Sarhai or Sarong, is a species of box jellyfish in a coastal water of the northern and eastern Gulf of Thailand.
https://animalia.bio/chironex-indrasaksajiae
info
“Chironex have a muscular flap... and complex eyes that they use to actively swim towards prey.”
SINGLE SOURCE
The provided evidence discusses jellyfish in general but does not specifically confirm the presence of a 'muscular flap' and 'complex eyes' specifically for the genus Chironex used for active swimming toward prey.
travel_explore
web search NEUTRAL — Jellyfish, also known as sea jellies or simply jellies, are the medusa -phase of certain gelatinous members of the subphylum Medusozoa, which is a major part of the phylum Cnidaria. Jellyfish are main…
https://en.m.wikipedia.org/wiki/Jellyfish
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web search NEUTRAL — Apr 13, 2026 · Jellyfish, any planktonic marine member of the class Scyphozoa (phylum Cnidaria), a group of invertebrate animals composed of about 200 described species, or of the class Cubozoa (appro…
https://www.britannica.com/animal/jellyfish
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web search NEUTRAL — Jellyfish have drifted along on ocean currents for millions of years, even before dinosaurs lived on the Earth. The jellylike creatures pulse along on ocean currents and are abundant in cold and warm …
https://kids.nationalgeographic.com/animals/invertebrates/fa…
info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.