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Radiant sea urchin

Astropyga radiata

Tentang nama: Astropyga comes from Greek words meaning star and anus, after the star-shaped pattern around its anus. Radiata is Latin for radiant, after its colours and spines.1

Sakit sahajaJangan sentuhIa sakit, tetapi tidak akan mencederakan kamu dengan serius.

Landak laut, tapak sulaiman & cacing

Duri berbisaMakan: Tumbuhan

Bahaya kepada manusia: MenyakitkanIa boleh jadi sangat sakit, tetapi hampir tidak pernah serius.

The radiant sea urchin is a large, colourful sea urchin with long, spiky spines. It lives in warm, shallow seas across the Indo-Pacific, from the African coast to Hawaii and Australia. Its spines are venomous, so it is one to admire from a distance.1

Hidup di

Tropical Indo-Pacific, from the African coast to Hawaii and Australian waters1

Lautan Hindi, Lautan Pasifik, Laut Karang, Laut Filipina, Laut Timor & Laut Arafura, Teluk Benggala

Laman utama

It is often found in lagoons and bays where the seabed is sand, shingle or coral rubble. It usually lives at 10 to 30 metres deep, and can go down to about 70 metres. Sometimes many urchins gather together in one place.1

Panjang

20 cm (7.9 in)1

Kelajuan maksimum

kira-kira 0.02 km/j (0.01 mph)

Berenang, anggaran kasar

Apa yang ia makan?

It is mostly active at night and feeds by grazing on algae. It has five powerful teeth in a mouth at the centre of its underside, known as an Aristotle's lantern.1

Gambar Radiant sea urchin — Radiant sea urchin. Gambar: Dan Schofield. CC BY 4.0, iNaturalist.

Cara mengenalinya

A large urchin, with a body (test) up to 20 cm across.1
Long, hollow spines up to 4 cm, in five vertical clusters.1
Between the clusters are bare, V-shaped red areas with lines of iridescent blue dots.1
The rest of the body and spines range from reddish brown to purple, dark brown or nearly black.1
Juveniles have spines with banding across them, and this sometimes stays into adulthood.1

Sering dikelirukan dengan: It is often called the false fire urchin to tell it apart from the true fire urchin, Asthenosoma varium.1

Kuasa bisa

Duri berbisa

Duri tajam membawa bisa. Memijak atau memegangnya menyakitkan.

Apa kesan bisanya?

Its spines are venomous and can cause painful wounds. The spines are long and hollow, and the shorter of the two kinds are the venomous ones.1

Berapa bahaya ia kepada manusia?

Bahaya kepada manusia: MenyakitkanIa boleh jadi sangat sakit, tetapi hampir tidak pernah serius.

It is not deadly to humans, but its spines can cause painful wounds. Because it is large and brightly coloured, divers can usually see it, so injuries from stepping on one are fairly rare. On the 'Kings of Pain' pain index it scores 12 out of 30.1

Apa yang ia buat apabila takut?

It is sensitive to light and can angle its spines towards an approaching threat.1

Jika durinya menikam kamu

Rendam luka dalam air panas, sepanas yang orang itu boleh tahan tanpa melecur, dan dapatkan bantuan perubatan untuk mengeluarkan duri. Jangan korek sendiri.

Sentiasa hubungi nombor kecemasan dahulu (112, 000, 911). Ini panduan pertolongan cemas umum, bukan nasihat perubatan. Asas pertolongan cemas

Kekal selamat

Jangan sesekali sentuh, tangkap atau usik haiwan liar, walaupun yang kecil, dan walaupun ia nampak tidur atau mati.
Beri ia ruang. Jika kamu terjumpa, bertenang, undur perlahan-lahan dan biarkan ia pergi.
Jika durinya menikam kamu: bertenang, jangan bergerak, hubungi nombor kecemasan (112, 000, 911) atau pergi ke hospital dengan segera. Ingat rupanya, gambar boleh membantu.

Ia bukan mahu memburu kamu. Ia guna bisanya untuk menangkap makanan atau melindungi diri, dan ia lebih suka bersembunyi. Lagi tentang keselamatan

Di mana di dunia?

Afrika Asia Eropah Amerika Utara Amerika Selatan Australia & Oceania Lautan Pasifik Lautan Hindi Laut Karang Laut Filipina Laut Timor & Laut Arafura Teluk Benggala

Berapa besar ia?

Berapa panjang ia?

sepanjang 6 blok binaan mainan disusun sebarislebih perlahan daripada siput kebun

Berapa besar Radiant sea urchin berbanding KAMU?

Hanya matematik dalam pelayar kamu. Tiada apa yang disimpan atau dihantar ke mana-mana.

Berapa laju ia?

Kuda laut kira-kira 0.0015 km/j (0 mph)

Radiant sea urchin kira-kira 0.02 km/j (0.01 mph)

Siput taman kira-kira 0.05 km/j (0.03 mph)

berguna untuk diketahui

Fakta

A crab called Dorippe frascone carries the urchin on its back.1

Several shrimps, crabs and small fish live among its spines for shelter.1

Its scientific name refers to a star-shaped pattern around its anus, not to the animal's shape as a whole.1

Its bright colours and size make it a favourite subject for underwater photographers and some expert fish-keepers.1

Its young larvae drift in the ocean as plankton before they settle on the seabed.1

Untuk pakar bisa

Nama saintifik: Astropyga radiata
Kumpulan: Landak laut, tapak sulaiman & cacing
Keluarga: Diadematidae2
Susunan: Diadematoida
Benua-benua: Lautan Hindi, Lautan Pasifik, Laut Karang, Laut Filipina, Laut Timor & Laut Arafura, Teluk Benggala, Lautan
Anak: Males and females are separate. Eggs and sperm are released into the water, and the larvae drift as plankton through several stages before settling on the seabed and becoming juveniles.1
Bahaya kepada manusia: 2 / 5: Menyakitkan3

Dari mana fakta datang

Astropyga radiata (Wikipedia (CC BY-SA 4.0))
Astropyga radiata (iNaturalist): nama dan pengelasan.
Venom Wiki: tahap bahaya, saiz biasa dan anggaran kelajuan adalah penilaian kami sendiri. Lihat cara kami mengiranya: Cara kami menilai bahaya.

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