
velli chab

vadakke amerikkayil kaanapedunna cyprinidae kudumbatthile shudhajala malsyangalude oru inamaanu silver chab (macribopsis storiyaana).
vivaranam.
oru silver chabinte paramavadhi valippam motham neelatthil 231 millimeter (9.09 inch) aanu. ithu ilam chaaraniratthilum pachaniratthilumaanu, vashangalil velliyum vayattil vella aayi maarunnu. athinte kanninte airis velutha manja niramaan. mangiya mangiya parshwa vara saadhaaranayaayi kaanapedunnu. poornnamaayum pigmentillattha 3-4 kiranangal ozhike, kaudal phiin laghuvaayi pigmented aanu. silver chabukalkku nertthathum mithamaaya compress cheythathum ventrally parannathumaaya shareera aakruthiyundu. avarude vaaya thaazhnnathum thirascheenavumaanu. avaykku oru maxillary barbell undu, premaxilla puramthallappedunnu, mukalile chundu mookkinte charmmatthil ninnu madhyarekhayil thudarchayaayi thudarunna aazhathilulla kuzhiyal verthirikkunnu. paarshwarekha onnukil nereyo allengil vishalamaaya kamaanamo aanu. muthirnna aanthumbukalkku pectoral phins kiranangalude dorsal uparithalathil valuthum ekathaanavumaaya kizhanguvargangalundu. oru silver chabinte thalayil sookshumamaaya censory mukulangal undu, pakshe kizhanguvarggangale prajananam cheiyunnilla.
bhakshanakramam.
silver chubs plaanktivorukal/inverteevorukal aanu. aadya varshathil avaa cheria krasteshyanukaleyum midj larvakaleyum pupecaleyum bhakshikkunnu. muthirnnavar mayflay laarvakal, cheria molaskkukal, crustatians enniva bhakshikkunnu.
aavaasavyavastha.
vellikkashanangal pradhaanamaayum valia, palappozhum cheli niranja nadikalil maathramaayi parimithappedutthiyirikku; avaa chilappol cheria aruvikalude mukhathu kaanapedunnu.
punarulppaadanavum jeevithachakravum.
ayovayil vasanthakaalathinte avasaanathilo venalkkaalathinte thudakkathilo vellikkulla muttayidunna season rekhappeduthiyittundu, juun, juulai maasangalil padinjaaran thadaakamaaya eriyile visconsinil 19 digri selshyas (66 digri fahrenheit) jala thapanilayil muttayidunna juun randaam aazhcha aarambhichu, juun avasana aazhchayilum juulai aadya aazhchayilum jala thaapanila 23 digri selshyas (73 digri fahrenheit) aayi uyarnnu, august pakuthiyode poortthiyaayi. thaarathamyena uyarnna thaapanilayilaan eee inam valarunnathennu kinni (1954) nigamanam cheythu.
pelagic free bhroonangalulla paarayum charal spaanarukalumaanu silver chubs.
purushanmaarude ayuss moonnu varshavum sthreekalkku naalu varshavumaan. oru varsham pazhakkamulla mikka malsyangalum laingikamaayi pakwata praapichathaanennu kinni (1954) kandethi. vikasana samayat, aadya varshathinusesham sharashari velli chab staanderd neelatthil 124 millimeterum (4.88 inch) randaam varshathinusesham staanderd neelatthil 147 millimeterum (5.88 inch) moonnaam varshathinusesham staanderd neelatthil 164 millimeterum (6.46 inch) aanu.
vitharanam.
yunaittad stetts vitharanam thekkan newyork muthal redu rivar drainageukal vare vyaapakamaanu.
texas vitharanam-silver chab chuvanna nadiyilum thaazhathe brassos nadiyilumaanu; brassos nadiyile janasamkhya eee inathile mattu janasamkhyayil ninnu verthirikkappettirikku, ithu mississippi nadeethadatthiloode mobili bay vare vyaapichukidakkunnu.
manushyarkk praadhaanyam.
silver chab valia vaayaykkum cheria vaayaykkum nalla mechilkkashanamaayum bettu malsyamaayum kanakkaakkappedunnu.
padavyuthpathishaasthram.
"macribopsis" ennathu greak "neelamulla vrithaakrithiyilulla mukham", "storiyaana" enniva david echu enna peril ariyappedunnu. vadakke american malsyangalude aadyakaala vidyaarthiyaaya storar.

