Ire -iren tsirran teku

Wadatacce

• Nau'in Urchin Teku na yau da kullun
• 1. Ruwan teku (Common urchin)Paracentrotus lividus)
• 2. Babban ruwan teku (Echinus esculentus)
• 3. Green Sea Urchin (Psammechinus miliaris)
• 4. Gobarar wuta (Astropyga radiata)
• 5. Black Sea Urchin (Antillarum diadem)
• Ire -iren Tsuntsayen Teku Masu Rarraba
• 6. Echinocardium cordatum
• 7. Echinocyamus pusillus
• 8. Dendraster eccentricus
• 9. Mellita quinquiesperforata
• 10. Leodia sexyesperforata
• Sauran nau'ukan ruwan teku

Echinoids, wanda aka fi sani da urchins na teku da biskit na teku, suna cikin rukunin Echinoidea. Babban halayen ƙurmin teku sun haɗa da zagaye da sifar sa a cikin wasu nau'in kuma, ba shakka, shahararrun kashin bayan sa. Duk da haka, wasu nau'in nau'in kifin teku na iya samun jikin zagaye da lebur.

Tekun teku yana da kwarangwal na limestone, wanda ke ba da sifar jikin ku, kuma wannan biyun an yi shi da faranti waɗanda ke kare ciki kamar harsashi kuma daga inda suke fitowa. ƙaya ko spikes wanda ke da motsi. Suna zaune a duk tekuna na duniya, suna isa ƙarƙashin tekun har zuwa zurfin kusan mita 3,000, kuma suna cin abinci iri -iri na kifaye, algae da sauran halittu masu rarrafe. Bugu da ƙari, suna nuna launuka iri -iri, wanda hakan yana sa su fi ban sha'awa.

na game 950 nau'in da ke akwai, za a iya samun nau’ukan nau’o’in ruwa guda biyu: a gefe guda, dabbobin ruwa na yau da kullun, siffa mai siffa kuma tare da jikin da ke rufe da kasusuwa da yawa masu tsayi daban -daban; a gefe guda kuma, ƙusoshin da ba na yau da kullun ba, masu lanƙwasawa kuma tare da ƙarancin guntun kasusuwa ana kiransu wafers. Shin kun taɓa mamakin menene nau'ukan ruwan teku? Idan kuna son sanin nau'ikan da halayen kowannensu, da misalai, kada ku rasa wannan labarin na PeritoAnimal!

Nau'in Urchin Teku na yau da kullun

Daga cikin ruwan teku na yau da kullun, wato, waɗanda ke da jiki mai siffa kuma cike da kashin baya, mafi yawan nau'ikan sune:

1. Ruwan teku (Common urchin)Paracentrotus lividus)

Wannan nau'in, wanda kuma aka sani da teku chestnut, yana daya daga cikin na kowa a cikin Bahar Rum, ban da kasancewa a cikin Tekun Atlantika, inda yake zaune a gindin duwatsu da gandun daji. Yawanci ne a same su a zurfin har zuwa mita 30, kuma suna suna iya karya duwatsu masu taushi da ƙayarsu sannan su shiga ramukan da suke samarwa. Jikinsa mai siffa yana auna kusan 7 cm a diamita kuma yana gabatarwa launuka iri -iri, na iya samun tabarau na launin ruwan kasa, kore, shuɗi da shunayya.

Kuna iya sha'awar wannan labarin game da dabbobin ruwa masu haɗari.

2. Babban ruwan teku (Echinus esculentus)

Har ila yau aka sani da edible Turai shinge, ana samun wannan nau'in tare da duk gabar tekun Turai. Yana iya rayuwa a zurfin fiye da mita 1,000 da wurare masu yawa tare da mawuyacin hali da duwatsu. Girmanta ya bambanta tsakanin 10 zuwa 17 cm kuma yana da gajerun kasusuwa tare da tukwici masu launin shuɗi. Sauran jikin yana da Ja launi mai ban sha'awa, kodayake yana iya bambanta daga ruwan hoda zuwa shuɗi mai ruwan shuɗi ko tare da sautunan kore.

Wani nau'in ne da aka rarrabasu da "kusan barazana"ta IUCN (Kungiyar Hadin Kan Kasa ta Duniya) saboda yawan aikin kamun kifi, tunda nau'in jinsin mutum ne.

3. Green Sea Urchin (Psammechinus miliaris)

Har ila yau aka sani da bakin teku urchin, ana rarraba wannan nau'in a cikin Tekun Atlantika, kasancewar yana da yawa a Tekun Arewa. Yawanci wannan nau'in yana rayuwa har zuwa zurfin mita 100, a cikin duwatsu masu yawan algae. A zahiri, ya zama ruwan dare gama gari a same shi yana da alaƙa da ruwan algae. Hakanan yana da yawa a cikin tekun teku da gadajen kawa. Yana da kusan 6 cm tsayi kuma launi na carapace shine launin toka mai launin toka, yayin da ƙayarsu ta yi kore da tukwici masu launin shuɗi.

Idan, ban da raƙuman ruwa, ku ma kuna sha'awar dorinar ruwa, kada ku rasa wannan labarin tare da abubuwan nishaɗi 20 game da dorinar ruwa bisa binciken kimiyya.

4. Gobarar wuta (Astropyga radiata)

An rarraba wannan nau'in akan tekun Indiya da tekun Pacific, gabaɗaya a cikin zurfin da bai wuce mita 30 ba kuma zai fi dacewa da ƙasa mai yashi. Hakanan yana zaune a wuraren shinge masu shinge. Yana da babban nau'in da canza launi jeri daga duhu ja zuwa launuka masu haske kamar m, duk da haka akwai kuma daidaikun da baƙar fata, shunayya ko ruwan lemo.

dogayen ƙayayenta ja ko baki, hakane kuma masu guba ne kuma suna hidima ne don kariya, an haɗa su ta yadda wasu ɓangarorin jiki suka buɗe, kuma ana iya ganin siffar V. Ƙayayyu kuma suna da ɗanɗano, ta yadda za su yi haske. Girman jikinsa zai iya wuce cm 20 kuma, idan aka ƙara masa ƙaya na kusan cm 5, ya sa ƙurmin wuta ya zama mai ban sha'awa da ɗimbin yawa.

5. Black Sea Urchin (Antillarum diadem)

Har ila yau aka sani da dogon bushiya, wannan nau'in yana zaune a cikin Tekun Caribbean da yammacin Tekun Atlantika, inda yake zaune a cikin zurfin ruwan murjani na murjani. taka a muhimmiyar rawar muhalli, kamar yadda suke da alhakin kiyaye tsayayyen adadi na nau'in algae da yawa, wanda in ba haka ba zai iya rufe murjani. Shin herbivorous jinsunan, amma wani lokacin, lokacin da abincinku yayi karanci, zai iya zama masu cin nama. Wannan nau'in ruwan teku yana da launin baƙar fata, kuma mafi kyawun fasalinsa shine kasancewar dogayen kashin baya, wanda ke auna kusan 12 cm kuma a cikin manyan mutane suna iya auna sama da 30 cm.

Ire -iren Tsuntsayen Teku Masu Rarraba

Yanzu za mu ci gaba zuwa nau'o'in tsirran teku marasa tsari, waɗanda jikinsu yake da siffa kuma suna da ƙarancin kashin baya fiye da na yau da kullun. Waɗannan su ne nau'ikan da aka fi saba da su na baƙar fata:

6. Echinocardium cordatum

Wannan nau'in, wanda ba shi da sanannen suna a Fotigal, an rarraba shi a duk tekuna na duniya, in ban da yankunan pola. Yana rayuwa har zuwa zurfin fiye da mita 200 da ƙasa kuma a ƙarƙashin yashi, inda za a iya lura da kasancewar sa saboda, lokacin binne kansa, akwai ɓacin rai a cikin yashi. Jikinsa yana iya auna kusan 9 cm, yana da siffar zuciya kuma an rufe shi gaba ɗaya gajere, haske, kusan rawaya ƙaya, wanda ke ba da bayyanar gashi. Yana zaune yana binne a cikin ɗakunan da yake haƙa a cikin yashi wanda zai iya kaiwa zurfin mita 15.

7. Echinocyamus pusillus

An rarraba wannan ruwan teku daga Norway zuwa Saliyo, gami da Bahar Rum. yawanci yana zaune a ciki ruwan sanyi kuma ana iya lura da shi har zuwa zurfin mita 1,000, a kan yashi ko ƙasan ƙaramin tsakuwa. yana da kirki karami wanda a kullum bai wuce santimita ɗaya a diamita ba kuma yana da sifar sifa mai faɗi. Gindin sa gajere ne kuma an tara su da yawa. Wannan ƙurmin teku yana son sanin launin korensa, kodayake kwarangwal ɗinsa ya yi fari.

8. Dendraster eccentricus

Wannan nau'in, wanda ba shi da sanannen suna a Fotigal, Ba'amurke ne kuma ana rarraba shi a cikin Tekun Pacific, daga Alaska zuwa Baja California. Yana zaune cikin nutsuwa da ruwa mara zurfi, gabaɗaya a cikin zurfin zurfi, kodayake yana iya kaiwa zuwa zurfin kusan mita 90, inda yake nutsewa cikin ƙasa mai yashi kuma mutane da yawa na iya haɗuwa tare. surar sa a kwance, ba ka damar binne kanka cikin yashi. Gabaɗaya, waɗannan ƙaƙƙarfan teku suna auna kusan 8 cm, kodayake suna iya kaiwa sama da 10. Its launi ya bambanta daga launin ruwan kasa zuwa shunayya, kuma jikinka ya rufe lafiya spines kamar gashi.

9. Mellita quinquiesperforata

Ana samun wannan nau'in biskit ɗin teku a gabar Tekun Atlantika, a Arewacin Amurka kuma daga Arewacin Carolina zuwa kudancin Brazil. Ya zama ruwan dare a gan shi duka a kan yashi mai yashi da gindin duwatsu, haka nan a wuraren murjani na murjani, a zurfin da ya fi mita 150. Shin matsakaici nau'in, kamar yadda gabaɗaya bai wuce cm 10 ba. Kamar sauran biskit ɗin teku, yana kwance a kwance kuma yana da bude biyar a saman da harsashi, cewa aiki kamar gills. An lulluɓe shi da kyau, gajerun kasusuwa waɗanda ke ba shi launi mai launin shuɗi.

Hakanan kuna iya sha'awar sanin nau'ikan nau'ikan katantanwa: na ruwa da na ƙasa, waɗanda muke gabatarwa a wannan labarin.

10. Leodia sexyesperforata

Wannan nau'in shinge na asali ne ga Tekun Atlantika, a cikin yankuna masu zafi da na wurare masu zafi, daga Arewacin Amurka zuwa Kudancin Amurka, inda ya isa Uruguay. Yana rayuwa a cikin ruwa mara zurfi da tekun ƙasa mai taushi, wanda yake amfani da shi don binne kansa a wuraren da ke da ƙananan ciyayi na ruwa, kuma ana iya samun zurfinsa har zuwa mita 60.

Kamar sauran nau'in, wannan biskit ɗin teku yana daɗaɗɗen dorsoventrally kuma siffarsa kusan kusurwa ce. Girmansa yana canzawa, tare da daidaikun mutane masu auna daga 5 cm zuwa sama da 13. Kuma kamar yadda sunan ya nuna, yana da ramuka shida da ake kira lunulas a saman harsashinta, baya ga gajerun gaɓoɓin da ke rufe jikinta.

Sauran nau'ukan ruwan teku

Baya ga nau'o'in tsirran teku da aka ambata a sama, akwai wasu da yawa, kamar:

• echinus melo
• Red Pencil Hedgehog (heterocentrotus mammillatus)
• Urchin White Sea (gracilechinus acutus)
• Cidaris Cidaris
• spatangus mai ruwan hoda
• Tsarin Stylocidaris
• Dankalin Tekun (Brissus unicolor)
• Urchin Sea Urchin (Strongylocentrotus purpuratus)
• Mai tattara Hedgehog (free tripneustes)
• Green Sea Urchin (Lytechinus variegatus)
• Mathaei Echinometer
• Ina (Evechinus chloroticus)
• Yankin Cracker (Encope emarginate)
• Yanayin Arachnoids
• Urchin Bahar Maliya (Asthenosoma marisrubri)

Yanzu da kuka san nau'ikan dabbobin ruwa daban -daban, ba za ku iya rasa wannan bidiyon ba inda muke gabatar da dabbobin ruwa 7 mafi ƙarancin ruwa a duniya:

Idan kuna son karanta ƙarin labarai makamantansu Ire -iren tsirran teku,, muna ba da shawarar cewa ku shiga ɓangaren Curiosities na duniyar dabbobi.