ka luʻu kai ʻO lākou kekahi o nā holoholona mua loa e ola nei. Ua noho lākou ma ka Honua no 600 miliona mau makahiki a ua hoʻokaʻawale ʻia e ka ʻepekema ʻo ia nā holoholona primitive paʻakikī e kū nei. He paʻakikī e noʻonoʻo i ka mea e hiki ai i kēia mau holoholona ke ʻai i ka priori, ʻoiai ka hapa nui o ko lākou kino i hana ʻia me ka wai.
Ma kēia ʻatikala e ʻike hohonu ana mākou i ka jellyfish kai a me nā ʻikepili he nui e hoʻohauʻoli iā ʻoe e ʻike. Makemake ʻoe e ʻike i ka honua kupaianaha o kēia mau holoholona mua loa? E heluhelu e ʻike hou aʻe.
He aha nā jellyfish kai
ʻO ka mea mua a mākou e wehewehe ai, he aha ke kolo kai. He invertebrate ia i ʻike ʻia ma ke ʻano he aguaviva, ʻoiai ka nui o ka wai i haku ʻia. Me he mea lā e lawe ka wai i ke ola e hana i kēia mau meaola ʻano ʻē. ʻAʻohe o lākou ʻano exoskeleton e pale aku iā lākou iho i nā mea ʻino, e like me ka hihia me nā holoholona kai ʻē aʻe, akā e hoʻohana i kā lākou lono e like me ka pale a me ka hoʻouka.
ʻO ko lākou wahi noho no ka hoʻopalahalaha holoʻokoʻa o ke kai a me ka moana, ʻoiai ua hiki iā lākou ke hoʻopili, ma o ka ulu ʻana, i nā ʻano āpau a me nā ʻano kai. ʻO kekahi o nā kumu e loaʻa ai iā mākou nā jellyfish kokoke i ke kahakai no ka mea pono lākou e hoʻokokoke iki aku e hoʻomaka i ko lākou pōʻaiapuni.
Noho ka hapa nui o kēia mau meaola i ka wahi pelagic (See nā meaola pelagic a me benthic kai). ʻO kēia pae ka laulā nui ma ka moana holoʻokoʻa aʻo ia ka mea i ʻoi aku a i ʻole 200 mika ka hohonu.
Wehewehe laulā
Loaʻa i kahi jellyfish kahi morphology e hilinaʻi nui ʻia i nā ʻano a mākou e hana nei. Aia paha he mau ʻano ʻokoʻa me nā ʻano ʻokoʻa ma lalo o ka wai. ʻO ka helu maʻamau i loaʻa nā jellyfish āpau ʻo kona ʻano bele me kahi ʻano gelatinous hewa ʻole. ʻO ka hapa nui o kēia mau ʻano i translucent i ke kala i hiki iā ʻoe ke ʻike i loko o ka holoholona me ka ʻole e wehe.
He mea kupaianaha ke aʻo ʻana i nā jellyfish no ka mea, ma waho o ka maʻamau, ke kālailai ʻia kona loko hiki ke ʻike ʻia ʻaʻohe ona ʻona, no mākou, he mea nui. O kahi laʻana, ʻaʻohe puʻuwai, lolo a akemāmā kēia mau holoholona. ʻOiai ʻaʻole i hele lōʻihi ka ulu ʻana o nā jellyfish, ua ʻae ʻia kona ulu a me kona paʻakikī e noho ola a hoʻolaha no nā makahiki he mau kaukani.
ʻOiai ʻaʻohe ona aʻa e hiki ʻole ke pani ʻia no mākou, he meaola ikaika a ikaika ia e makaʻu ai nā poʻe ʻē aʻe. Ke hoʻokolokolo nā holoholona kai ʻē aʻe i nā jellyfish i ko lākou helehelena, hiki iā lākou ke holo i kahi makaʻu nui i mua o lākou. A ʻo kēia mau holoholona he lāʻau make make no nā laha he nui. ʻO ke kinetona wale nō e hiki ke ʻike ʻia inā kālailai mākou i ka loko o kahi jellyfish ka ʻōpū. ʻO ia ka mea āu e pono ai ke metabolize i nā meaʻai āpau āu e ʻai ai e hoʻolilo iā ia i mea momona.
Hiki ke make loa i ka lihue jellyfish Hiki iā ia ke pepehi i ke kanaka i loko o nā minuke he nui. Ke kaukaʻi ʻia nei i nā ʻano a mākou e hana nei a me ke ala a mākou e hele ai i ka lāʻau lapaʻau, malia paha e hoʻopakele ʻia ke ola.
ʻO ka lāʻau make
ʻO kekahi o nā ʻano nui i loaʻa i nā jellyfish kai ko lākou ʻona. ʻO ia kahi mea ʻona ikaika loa i loaʻa i nā hunaola ke kapa ʻia he cnidocytes. ʻO kēia mau pūnaewele nā mea e hana i nā ʻano āpau āpau i pili i ka ʻano Cnidarians. ʻO ka lāʻau make hoʻohana ʻo ia iā ia e hopu i kāna mea pio a me ka ʻōpū e hiki ke ʻike ʻia me ka maka ʻōlohelohe, hoʻokomo ia iā lākou a hoʻololi iā lākou i mea momona.
ʻO ka hana nui a kēia lāʻau make make e hoʻolili i ka mea i hiki ke ʻai ʻia. E hoʻopau loa i kahi kanaka, ʻoi aku ka kiʻekiʻe o ka lāʻau make i loko o kā mākou kino ma mua o ka holoholona kai. ʻO kā mākou nui a me ko mākou ʻāpana i ʻoi aku ka nui ma mua o kahi iʻa, no laila pono ʻoe e pāpālua a ʻoi aku paha ka nui o ka waiʻona āu e hoʻohana ai e haʻalele i kahi kanaka āpau loa.
Eia nō naʻe, nui nā pilikia a mākou e kū nei ke ʻau aku nā jellyfish kai kokoke i ke kahakai i ko lākou wā hānau. I kēlā me kēia makahiki make ka poʻe mai ke ʻūlū a he mau tausani mau mea ʻē aʻe i hōʻeha a loaʻa i nā hives. Aia kekahi mau jellyfish i hiki ke pepehi iā mākou a pau, akā pono ia e pale i kēlā me kēia kūlana kūpono.
ʻO ke ola a me ke kalapona hānau
ʻO ka hapa nui o nā jellyfish i kahi pōʻaiapuni ʻano ʻē. Hoʻohana lākou i kahi ʻano moekolohe i ʻano ʻokoʻa iki mai ka mea a mākou e ʻike ai. ʻO ka hui ʻana i nā gametes ʻelua (kāne a wahine) pehea e hana ʻia ai kahi ʻano hou o ke ola i kapa ʻia he polyp. Pili mau kēia polyp i ka substrate o ka papakū a ulu a hiki i ka hopena o kāna pōʻaiapuni a hoʻoulu i nā pua hānai hou he nui.
ʻO ia, mai hoʻokahi keʻa i waena o nā jellyfish, hiki iā lākou ke hoʻohua a hāʻawi i nā haneli he haneli. ʻO kēia kekahi o nā kumu no ke kumu, ma waho o kona ʻino i ka wā e hoʻouka nei i kāna mea pio me ka lāʻau make, hiki iā ia ke ola a hoʻomau i kekahi o nā ʻano i kū i ka honua holoʻokoʻa ma mua o 600 i kēia lā. Miliona o nā makahiki.
Kupanaha ka ʻike ʻana i kēia mau holoholona Hoʻohana ʻia lākou i nā ʻoihana lāʻau a ʻoi aku ka nani a hiki iā mākou ke loaʻa iā ia i nā huahana he nui i hoʻopau ʻia i kēlā me kēia lā.
E like me ka maʻa mau i loko o kēia mau kumuhana holoholona pūʻiwa a pau, hiki i ke kanaka me kāna ʻenehana ke "hoʻokele" a hoʻohana i kona kino no kāna pono. Eia nō naʻe, pono ʻoe e akahele loa ke loaʻa ka hae polū ma kahakai. ʻO kēia ka kiʻekiʻe o ke kukuna o nā jellyfish kokoke i ke kapakai a pono ʻoe e akahele a ʻauʻau ʻole. Ma kēia ala e hōʻalo ai i nā pōʻino he nui.
E lilo i mea mua e wehewehe