Black long-spined urchin
The black long-spined urchin is a sea urchin with very long, hollow spines. It lives on coral reefs, sand flats and seagrass beds across the Indo-Pacific, and it is one of the most widespread sea urchins in that region. Its spines can deliver a mild venom, so it is best to watch where you put your feet.1

Kako ga prepoznati
- Black, near-spherical body (test) with extremely long, narrow, hollow spines, often black but sometimes brown-banded1
- Five white spots on the body, which separate it from other Diadema species1
- A bright orange ring around the periproctal cone (the 'anal cone'), which is often mistaken for an eye1
- Bluish spots on the genital plates and a line of blue spots along the body1
- Adults are no more than 70 mm across the body and about 40 mm high1
Često se miješa s: Other Diadema species are similar in shape and spines, but they lack the five white spots that mark this species. Its orange ring and blue spots also help to tell it apart.1
Otrovna snaga
Oštre bodlje nose otrov. Boli ako ga nagaziš ili zgrabiš.
Što radi njegov otrov kad ugrize ili ubode?
The spines are hollow and contain a mild venom. The toxin mostly causes swelling and pain, which spreads gradually over several hours. The venom is not fatal to humans. The spines themselves are a bigger problem, because they are brittle and needle-like, break off in flesh and are difficult to remove.1
Koliko je opasno za ljude?
Opasnost za ljude: BolnoMože jako boljeti, ali gotovo nikad nije ozbiljno.The venom is only mild, and the species is not considered a serious threat to humans. Stepping on it can cause painful stings.1
Što radi kad se uplaši?
When threatened by a sudden impact or by spines snapping, it rapidly flips its body over and 'runs' on the tips of its longest spines.1
Ako te ubodu njegove bodlje
- Stavi ranu u vruću vodu, toliko vruću koliko osoba može podnijeti bez opeklina, i potraži liječničku pomoć za vađenje bodlji. Ne pokušavaj ih iskopati.
Uvijek prvo nazovi broj za hitne slučajeve (112, 000, 911). Ovo su opće upute za prvu pomoć, a ne liječnički savjet. Osnove prve pomoći
Ostani na sigurnom
- Nikad ne diraj, ne hvataj i ne zadirkuj divlju životinju, čak ni malu, i čak ni ako izgleda kao da spava ili je mrtva.
- Ostavi joj prostora. Ako je sretneš, ne paniči, polako se odmakni i pusti je da ode svojim putem.
- Ako te ubodu njezine bodlje: ne paniči, miruj, nazovi broj za hitne slučajeve (112, 000, 911) ili brzo idi u bolnicu. Zapamti kako je izgledala, fotografija pomaže.
Ne želi ti ništa loše. Otrov koristi za lov hrane ili za obranu i mnogo bi se radije sakrilo. Više o sigurnosti
Gdje u svijetu?
Koliko je veliko?
Koliko je dugo?
Koliko je teško?
dugo kao 2 kockica za slaganje u nizu
sporije od vrtnog pužaKoliko je Black long-spined urchin velika životinja u usporedbi s TOBOM?
Samo matematika u tvom pregledniku. Ništa se ne sprema niti šalje nikamo.
Koliko je brzo?
Činjenice
It can move 760 mm in just 7 seconds by rolling and walking on the tips of its spines.1
It has no eye, but it has a diffuse light-sensing system that lets it detect light levels and the size and colour of objects.1
In 2006, living specimens were found off Turkey, making it the first invasive Erythrean sea urchin recorded in the Mediterranean.1
Goose barnacles of the genus Microlepas are known to live on it as parasites.1
It is considered one of the oldest living species in its genus, Diadema.1
Razbijač mitova
Mit: Black long-spined urchins are deadly and their stings can kill people.
Istina: Their venom is mild and is not fatal to humans. The main problems are pain, swelling and spines that break off in the skin.1
Za stručnjake za otrove
- Znanstveni naziv
- Diadema setosum
- Skupina
- Ježinci, zvjezdače i crvi
- Obitelj
- Diadematidae2
- Redoslijed
- Diadematoida
- Kontinenti
- Indijski ocean, Tihi ocean, Crveno more, Koraljno more, Filipinsko more, Arapsko more i Perzijski zaljev, Timorsko i Arafursko more, Bengalski zaljev, Oceani
- Mladunci
- It is a broadcast spawner, releasing eggs and sperm into the water. Spawning happens seasonally or year-round depending on the location, and in some places it follows the full moon.1
- Opasnost za ljude
- 2 / 5: Bolno3
Odakle su činjenice
- Diadema setosum (Wikipedia (CC BY-SA 4.0))
- Diadema setosum (iNaturalist): imena i klasifikacija.
- Venom Wiki: razina opasnosti, tipična veličina i procijenjena brzina naše su. Pogledaj kako ih izračunavamo: Kako ocjenjujemo opasnost.
Svaka činjenica na ovoj stranici ima broj koji upućuje na njezin izvor. Ako smo nešto pogriješili, oprosti, mi smo ljubitelji životinja, a ne znanstveni časopis. Javi nam na [email protected] i ispravit ćemo to.
Otrovne bodlje

