Marlin vs shark: wanne ya fi sauri?

Gabatarwa: Marlin da Shark

Marlins da sharks sune halittu biyu masu ban sha'awa da ƙarfi waɗanda ke zaune a cikin tekunan duniya. Dukansu manyan mafarauta ne, suna mamaye irin abubuwan da suka shafi muhalli a cikin sarkar abinci na ruwa. Duk da haka, daya daga cikin tambayoyin da aka fi yi game da waɗannan dabbobi biyu shine: wanne ya fi sauri? A cikin wannan labarin, za mu bincika yanayin jikin mutum, ilimin halittar jiki, da saurin ninkaya na marlin da sharks, da kuma abubuwan da suka shafi saurinsu da kuma tasirin waɗannan binciken game da ilimin halittun ruwa.

Anatomy da Physiology na Marlin

Marlins manya ne, kifaye masu saurin ninkawa waɗanda ke cikin dangin billfish. Suna da wata doguwar takarda mai nuni ko rostrum, wadda suke amfani da ita don bata ganima kafin su cinye ta. Jikin Marlin suna da gyare-gyare da tsoka, an tsara su don saurin gudu da iyawa a cikin buɗaɗɗen teku. Suna da fin wutsiya mai siffar jinjirin wata, wanda ke motsa su gaba da ƙarfi mai ban mamaki.

Marlins suna da ilimin halittar jiki na musamman wanda ke ba su damar yin iyo cikin sauri na tsawon lokaci. Suna da tsarin jini na musamman wanda ke ba su damar adana zafi da iskar oxygen, wanda ke da mahimmanci don kiyaye yawan adadin kuzarin su. Hakanan tsokoki suna da inganci sosai, tare da adadi mai yawa na mitochondria waɗanda ke samar da kuzari don ci gaba da ninkaya.

Anatomy da Physiology na Shark

Sharks kifaye ne na cartilaginous kifi waɗanda ke cikin dangin elasmobranch. Suna da gangaren jiki, tare da ƙugiya biyar zuwa bakwai a kowane gefen kai. Har ila yau, suna da babban ƙwanƙolin baya wanda ke taimaka musu wajen daidaita jikinsu yayin da suke iyo. Sharks suna da fin wutsiya mai ƙarfi, wanda suke amfani da shi don ciyar da kansu gaba ta cikin ruwa.

Sharks suna da ilimin ilimin halittar jiki na musamman wanda ke ba su damar yin iyo cikin sauri na tsawon lokaci. Suna da tsarin jini na musamman wanda ke ba su damar fitar da iskar oxygen da kyau daga ruwa fiye da sauran kifaye. Sharks kuma suna da tarin jajayen zaruruwan tsoka, waɗanda ke da alhakin ci gaba da ninkaya.

Gudun iyo Gudun Marlin

Marlins wasu ne daga cikin masu ninkaya cikin sauri a cikin teku, tare da ikon iya kaiwa gudun mil 60 a cikin sa'a guda. Suna iya ci gaba da fashe da sauri, wanda suke amfani da su don fatattakar abin da suka gani. Marlins an san su da iyawa da motsin motsi a cikin ruwa, wanda ke ba su damar yin jujjuyawar kwatsam da canza alkibla yayin yin iyo cikin sauri.

Gudun iyo na Shark

Sharks kuma masu saurin ninkaya ne, tare da wasu nau'ikan da ke iya kaiwa gudun mil 45 a sa'a guda. Kamar marlins, suna iya yin gajeriyar fashe da sauri, wanda suke amfani da su don kama ganima. Duk da haka, sharks ba su da motsi kamar marlins kuma suna dogara da muƙamuƙansu masu ƙarfi da haƙora don kama ganima.

Abubuwan Da Suka Shafi Gudun iyo

Abubuwa da yawa na iya shafar saurin ninkaya na marlin da sharks, gami da zafin ruwa, salinity, da zurfin. Zazzabi na ruwa na iya shafar adadin kuzarin waɗannan dabbobi, wanda zai iya yin tasiri cikin saurin ninkaya. Salinity kuma na iya rinjayar buoyancy, wanda zai iya tasiri ga ikon yin iyo da kyau. Zurfin kuma zai iya yin tasiri ga saurin ninkaya, saboda matsa lamba a zurfin zurfin zai iya shafar mafitsarar ninkaya na waɗannan dabbobi.

Kwatanta Matsakaicin Gudun iyo

A matsakaita, marlins sun fi sharks saurin ninkaya, tare da ikon kiyaye saurin gudu sama da nisa. Koyaya, wannan ya bambanta dangane da nau'in shark da marlin da aka kwatanta. Misali, nau'in shark mafi sauri, shortfin mako, na iya kaiwa gudun mil 60 a cikin sa'a guda, wanda yayi daidai da saurin nau'in marlin mafi sauri.

Gudun ninkaya mafi sauri da aka rikodi

Gudun ninkaya mafi sauri da aka rubuta don marlin yana kusa da mil 82 a cikin sa'a, yayin da mafi saurin rikodi na ninkaya don shark yana kusan mil 60 a sa'a. Koyaya, waɗannan saurin ba yawanci suna dorewa ba kuma ana samun su ne kawai yayin ɗan gajeren fashe na babban gudu.

Dabarun Farauta na Marlin da Shark

Marlins da sharks suna da dabarun farauta daban-daban waɗanda tsarin jikinsu da ilimin halittarsu ke tasiri. Marlin na amfani da saurinsu da karfinsu don korar abin da suke ganima, yayin da sharks suka dogara da sata da mamaki don kama abin da suka gani. Sharks kuma suna da ƙamshin haɓaka sosai, wanda suke amfani da su don gano abin da suka gani.

Kammalawa: Wanene Yafi Sauri?

A ƙarshe, marlins da sharks duka dabbobi ne masu sauri da ƙarfi waɗanda ke zaune a cikin tekunan duniya. Yayin da marlins gabaɗaya masu saurin ninkaya ne fiye da sharks, wannan ya bambanta dangane da nau'in da ake kwatantawa. A ƙarshe, saurin waɗannan dabbobin yana tasiri ta jikinsu, ilimin halittar jiki, da yanayin da suke rayuwa a ciki.

Tasiri ga Halittar Ruwa

Fahimtar saurin ninkaya na marlins da sharks na iya samun tasiri ga ilimin halittun ruwa, gami da kiyayewa da sarrafa waɗannan dabbobi. Ta hanyar fahimtar saurin ninkaya, masu bincike za su iya fahimtar ɗabi'a da ilimin halittu na waɗannan manyan mafarauta, waɗanda za su iya sanar da ƙoƙarin kiyayewa da dabarun gudanarwa.

Nassoshi da Karin Karatu

1. Block, BA, Dewar, H., Blackwell, SB, Williams, TD, Prince, ED, Farwell, CJ, . . . Fudge, D. (2001). Ƙauran ƙaura, zaɓi mai zurfi, da ilimin zafin jiki na Atlantika bluefin tuna. Kimiyya, 293 (5533), 1310-1314.

2. Carey, FG, Kanwisher, JW, & Brazier, O. (1984). Zazzabi da ayyukan farar sharks masu yin iyo kyauta, Carcharodon carcharias. Jaridar Kanada na Zoology, 62 (7), 1434-1441.

3. Kifi, FE (1996). Biomechanics da kuzarin yin iyo a cikin kifi. A cikin MH Horn, KL Martin, & MA Chotkowski (Eds.), Kifin Intertidal: Rayuwa a cikin duniyoyi biyu (shafi na 43-63). Jaridar Ilimi.

4. Klimley, AP, & Ainley, DG (1996). Babban farin sharks: ilmin halitta na Carcharodon carcharias. Jaridar Ilimi.

5. Sepulveda, CA, Dickson, KA, Bernal, D., Graham, JB, & Graham, JB (2005). Nazarin kwatancen ilimin halittar jiki na tunas, sharks, da billfish. Kwatanta Biochemistry da Ilimin Halitta Sashe na A: Kwayoyin Halitta & Haɗin Halitta, 142(3), 211-221.