I-skipjack tuna: le nhlanzi isibona kanjani isiyengo sakho
I-skipjack tuna: yimuphi umbala wesiyengo le nhlanzi ekwazi ngempela ukuwubona, ekujuleni kwakho nasemanzini akho. Izinhlobo zamakhoni ezingu-2, isiqongo ku-485 nm. Umehluko ohleliwe wemibala engu-54.
Katsuwonus pelamis
Kukaliwe emndenini ofanayo
Alukho ukukala kwe-spectrum okwenziwe kulolu hlobo. Iziqongo zamakhoni zithathwe ezingeni lomndeni ku-ama-tuna omndeni wakwaThunnus. Lokhu kuwukucabangela okungacijile kunokuthatha esihlotsheni sohlobo olulodwa; impendulo ebanzi ethi “yimuphi umkhawulo we-spectrum” iyathembeka, kanti ukuhleleka okucijile phakathi kwemibala eseduze akuthembeki.
Ukuzwela kwe-spectrum
| Iziqongo zamakhoni | λmax | I-chromophore |
|---|---|---|
| Obufushane | 425 nm | A1 |
| Obuphakathi | 485 nm | A1 |
| Irodi | 483 nm | A1 |
Amarodi yiwo asebenzayo entathakusa, kuhwalala nasebusuku — okuyisikhathi abantu abaningi abadoba ngaso.
Ithebula leziyengo
I-skipjack tuna: kuhlelwe ngokuthi umbala ngamunye uvela kangakanani kule nhlanzi kulezi zimo. — Olwandle I, 41 m.
| Umbala | Umehluko | Ibanga lokubona | Ukubona kwenhlanzi | ||
|---|---|---|---|---|---|
| 1 | Omhlophe | 97 | 50 m | Thenga manje | |
| 2 | Isiliva ye-holographic Umbala wensimbi | 95 | 49 m | Thenga manje | |
| 3 | Sexy shad | 94 | 50 m | Thenga manje | |
| 4 | Glow Umbala okhanyayo — awulingiswanga | 93 | 48 m | Thenga manje | |
| 5 | Bone | 91 | 47 m | Thenga manje | |
| 6 | I-chrome Umbala wensimbi | 91 | 47 m | Thenga manje | |
| 7 | Osasibhakabhaka / omhlophe | 90 | 50 m | Thenga manje | |
| 8 | Opinki / omhlophe Umbala oyi-fluorescent | 89 | 50 m | Thenga manje | |
| 9 | Chartreuse / omhlophe Umbala oyi-fluorescent | 88 | 50 m | Thenga manje | |
| 10 | Blueback herring | 88 | 50 m | Thenga manje | |
| Uvela kancane kunayo yonke | |||||
| Onsundu / osawolintshi | 28 | 19 m | |||
| Olive | 28 | 18 m | |||
| Osawolintshi oyi-fluorescent | 27 | 17 m | |||
| Orange craw | 21 | 15 m | |||
Umehluko ubalwe ebangeni lokubuka elingu-1.0 m. · Ukukhanya okusinda kangcono kunakho konke lapha: 470 nm
Izixhumanisi zobambiswano: sithola ikhomishini ku-Amazon, ngaphandle kokuba ukhokhe okwengeziwe. Ukuhleleka okungenhla akuthengiswa.
Thola le mibala
Emithathu ephume phambili, iseshwa ku-Amazon yakho. Ukuhleleka okungenhla kubalwa ngamanzi nangenhlanzi, ngaphambi kokuba lezi zixhumanisi zibe khona.
Izixhumanisi zobambiswano: sithola ikhomishini ku-Amazon, ngaphandle kokuba ukhokhe okwengeziwe. Ukuhleleka okungenhla akuthengiswa.
Impahla eshiwo yileli khasi
- Ikhithi yeziyengo enemibala eyahlukene Bheka ku-Amazon
Injongo yokwazi ukuthi yimuphi umbala owinayo ukuba ube nawo ebhokisini.
Izixhumanisi zobambiswano: sithola ikhomishini ku-Amazon, ngaphandle kokuba ukhokhe okwengeziwe.
Lokho lawa manzi akudlulisayo
Ulwandle olucwebe kunazo zonke. Luluhlaza okujulile, futhi osasibhakabhaka ungena kakhulu.
Izinhlobo zamanzi
Izinhlanzi ozizingelayo
Imibuzo abantu abayibuzayo ngempela
I-skipjack tuna: ingabe le nhlanzi iyayibona imibala?
Yebo, kodwa kancane nje. Inezinhlobo zamakhoni ezingu-2, eziqonga ku-425 nm, 485 nm, ngakho inohlangothi olulodwa lombala lapho umuntu enezimbili.
Ivelaphi le datha?
Alukho ukukala okwenziwe kulolu hlobo. Iziqongo zamakhoni zithathwe ezingeni lomndeni — kuthembekile ekusho ukuthi yimuphi umkhawulo we-spectrum, hhayi ekuhleleni okucijile phakathi kwemibala eseduze.
Imithombo
- Scombrid pattern — Loew, E.R. et al. (1993). Can. J. Zool. 71, 384–386.