Cov ntses erythrosinus nyob hauv cov av muaj nyob hauv cov dej ntws qaum teb ntawm South America. Nyob rau hauv Russia, no Aquarium inhabitants nyob rau hauv 1957. Tetra firefly erythrosonus belongs rau tsev neeg ntawm haracin, mus rau hauv cov chav kawm ntawm cov kabmob duab tshav ntuj.
Tsos ntawm erythrocinus
Thoob dej yug ntses erythrosonus muaj ib lub cev, sib zog los ntawm ob sab thiab me ntsis elongated lub cev nrog lub longitudinal liab ci strip. Xim ntawm cov teev los ntawm lub teeb daj rau xim av, plab hnyuv dawb, rov qab ntsuab. Tag nrho cov phom sij yog pob tshab nrog cov cwjmem dawb-kawg, ntawm dorsal muaj ib daim duab liab. Lub qhov muag ntawm cov ntses yog ob-xim: sab saum toj - txiv kab ntxwv, los ntawm hauv qab no - xiav. Tus neeg laus hlob txog li 4 cm, nyob nrog kev pab tu kom txog thaum 4 xyoos. Menyuam yog ib txwm loj tshaj caug.
Erythronus cov ntsiab lus thiab kev saib xyuas
Erythrosonus yog lub ntsiag to thiab ntses ntses uas pom tau zoo dua los ntawm kev nyob hauv ib pob. Nws pom zoo kom muaj 10-15 cov neeg nyob rau hauv ib lub 45-liter lossis ntau thoob dej yug ntses. Cov dej yuav tsum tau zoo-tsim, nrog ib tug kub ntawm 21-25 ° C, ib hardness ntawm tsis tshaj 15 °, acidity ntawm 6-7.5. Nyob rau hauv qab qab poured ib tug av av thiab cog shrubs xws li me-leaved nroj tsuag, raws li hornwort, Elodeya Canadian, perelistnik, fern. Tetra erythrosonus hlub thickets thiab sov so. Lub slightest deviations los ntawm kub tsoom fwv hem tus tuag sai ntawm cov ntses. Lub thoob dej yug ntses yuav tsum tau zoo thiab lim huv. Ib feem peb ntawm cov dej yuav tsum tau hloov txhua lub lim tiam nrog ib tug tshiab, settled 2-3 hnub.
Erythrosinus tsis heev xav tau ntawm kev noj haus. Ib pluas mov zoo rau nws yog ib tug neeg mob, mob ntsws, ib qho ntshav me me, ib lub voj voog, ib tug txiv neej. Cov kaus poom los yog khov dej hloov khoom noj thiab cov hmoov sib xyaw qhuav yuav siv, tab sis tsis tas li. Ib qho zoo heev ntxiv rau cov khoom noj tseem ceeb yog zaub bait.
Ntses qe erythrosonus
Ib lub tswv yim uas pom tau tias cov dej qab ntsev yog qhov tsim nyog rau kev yug me nyuam ntawm erythrosinus ua rau tag nrho cov kev sim tau cov kib rau qhov tsis ua hauj lwm. Qhov tseeb, cov txheej txheem spawning nyob rau hauv cov mob no yuav zoo mus li, Txawm li cas los, cov kib uas hatches los ntawm lub larvae tsis tuaj yeem lawv zais pa nrog cua. Lawv yuav tuaj yau hauv qab thiab tuag sai sai. Noj cov dej hauv cov thoob dej yug ntses rau qhov chaw yos hav zoov rau qhov 6.5-7, thiab rigidity yuav tsum sib txawv ntawm 2 mus rau 10. Lwm qhov tseem ceeb rau kev lag luam tawm ntawm cov khoom kib yog qhov sib zog ntawm lub reservoir thiab muaj coob tus nroj tsuag.