Thaum tus whale tuag khiav ntawm ntug hiav txwv, lub countdown tau qhib, sai lossis tom qab, yog tias ua tsis raug, whale yuav tawg. Tab sis, Vim li cas whales tawg thaum lawv tuag? Nyob rau hauv tsab xov xwm no peb yuav piav qhia txog vim li cas qhov tseeb no, txawm hais tias muaj coob tus neeg nyeem yuav pom tias nws tsis kaj siab.
Whale stranding
Nws yog ib qho uas pom cov xov xwm hais txog whales lossis lwm yam cetaceans tso rau ntawm ntug hiav txwv. Hmoov tsis zoo, cov neeg coob coob tuag vim Lawv cov tawv nqaij rhiab heev thiab qhov hnyav uas lawv txhawb nqa tsis tuaj yeem tiv taus ib puag ncig sab nraum dej.
Yog vim li cas strands tshwm sim, ob qho tib si loj thiab ib tug neeg, tam sim no tab tom kawm.
Lawv tuaj yeem tshwm sim rau kev coj cwj pwm, xws li thaum lawv nrhiav chaw nkaum nyob ntawm ntug dej khiav tawm ntawm qee qhov xwm txheej hauv hiav txwv qhib. Phem huab cuakuj tuaj yeem nyiam cov cetaceans mus rau ntug hiav txwv dej. Tsis tas li ntawd, cov neeg mob tuaj yeem sib cais los ntawm lawv pab tsiaj thiab xaus rau ntawm ntug dej hiav txwv.
Txawm yog tag nrho cov laj thawj uas peb tuaj yeem xav txog "natural", muaj qhov laj thawj anthropological, lub suab los ntawm lub nkoj hauv dej hiav txwv tuaj yeem. tsim kev cuam tshuam rau whale sonar, ua rau muaj kev tsis sib haum xeeb thiab tom qab stranding.
Vim li cas whales tuag tawg?
Txawm yog tsiaj txhu tuag los, ib feem ntawm nws lub cev tseem muaj sia nyob. Qhov no yog qhov xwm txheej ntawm digestive system Ob leeg hauv plab thiab hauv plab hnyuv, microbial reproduction tshwm sim txuas mus rau decomposition ntawm lub cev uas tsim, thiab lwm yam pov tseg., gases, xws li methane lossis hydrogen sulfide
Whales uas tso rau ntawm ntug hiav txwv thiab thaum kawg tuag tuaj yeem tshwm sim tuaj yeem tshwm sim, thiab lawv yog. Lub cev tuag yuav pib inflate vim yog cov gases uas tsim los ntawm lub putrefaction ntawm lub cev. Cov pa roj no pib los ntawm cov kab mob ua haujlwm ntawm cov kab mob hauv plab hnyuv ntawm whale.
Cov kab mob no tshwm sim tom qab tuag tuaj yeem hloov pauv tau ntau vim nws nyob ntawm ntau yam xws li hom kab mob cuam tshuam nrog cov txheej txheem, ua rau tuagntawm whale, pre- thiab postmortem raug mob, hom zaub mov nyob rau hauv lub plab thiab kom muaj nuj nqis, ib yam nkaus thiab, kuj yuav cuam tshuam los ntawm ib puag ncig tej yam kev mob nyob ib ncig ntawm lub whale.
Cov kab mob thiab cov kab mob putrefaction qeeb nrog qhov kub thiab txias, ib yam dab tsi yuav tshwm sim hauv dej tab sis, ntawm lub puam, nrog qhov kub thiab txias, decomposition thiab roj ntau lawm yuav nce.
Thaum lub lub cev o ntawm ib tug whale raug rau txhua yam kev nyuaj siab, xws li tej zaum yuav tshwm sim los ntawm ib tug crane sim tshem tawm ib tug carcass. Los ntawm lub puam, cov pa roj thiab cov kua dej tawm dag zog tawm tsam lub cev phab ntsa thiab tuaj yeem tawg, tawm tag nrho cov ntsiab lus rotten
Nkauj Whale Blasts
Nyob hauv keeb kwm tsis ntev los no tau muaj kev tawg ntawm cov whales nyob rau ntawm ntug dej hiav txwv sib txawv ntawm lub ntiaj teb. Ntawm no peb qhia koj qee qhov xwm txheej nto moo.
Ntawm lub puam hauv Oregon, United States, xyoo 1970, ib tug phev whale hnyav li ntawm 40 txog 65 tons, tau tso tseg rau ntawm ntug dej. Tsoom fwv hauv zos xav kom tshem tawm lub cev tawm ntawm lub puam tab sis, vim qhov hnyav, nws zoo li ib txoj haujlwm tsis yooj yim sua. Yog li ntawd, lub Xeev txiav txim siab tso dynamite dynamite nyob ib sab ntawm lub cev, tshuab nws mus rau hauv me me pieces, thiab cia cov scavengers ntxuav lub cheeb tsam. Thaum kawg, tus nqi ntawm dynamite siv tsis txaus, nws tsuas yog rhuav tshem ib feem ntawm cov tsiaj uas, inflated nrog gases, kis ib txheej ntawm cov ntaub so ntswg rotten thoob plaws lub puam. [1]
In the year 2004, in Taiwan, ib tug whale uas tau pom ntug hiav txwv dej thiab tuag, nws tawg nyob rau hauv nruab nrab ntawm lub nroog thaum raug xa mus rau ib lub chaw tshawb fawb. Kev tawg yog tshwm sim los ntawm cov pa roj uas muaj nyob rau hauv cov tsiaj thiab cov tshuab los ntawm kev thauj mus los. Ntau tus neeg hla dhau, tsheb thiab lub qhov rais khw muag khoom tau npog hauv cov khib nyiab decomposing. [ob
A stranding of some 400 pilot whales (Globicephala spp.) hauv New Zealand, xyoo 2017, tau khaws tag nrho cov pej xeem nyob rau ntawm ntug kev ntshai ntawm lub cev tawg. Ntau tshaj 200 tus neeg raug xa rov qab mus rau dej hiav txwv. Those who died had a incision in the stomach to prevent gas buildup. Tom qab ntawd lawv tau faus rau hauv ib co dunes nyob ze, tsis qhib rau pej xeem.
