
alala pratidhvani

samudra saastramlo, alalu samudram yokka pratidhvani reetulalo okadaanni uttejaparichinappudu alala pratidhvani sambhavistundi. 
oka khandantara shelf paavu tarangadairghyam vedalpu unnappudu prabhavam chaalaa aascharyakaramgaa untundi. appudu teeram mariyu shelf anchu madhya pratibimbaala dwara sanghatana alala taramgaanni balopetam cheyavachu, phalitamgaa teeramlo chaalaa ekkuva alala paridhini utpatti chestundi.
eee prabhaavaaniki prasiddha udaaharanalu prapanchamlooni ettaina alalu kanipinche bay off fundylo mariyu bristol chaanello kanipistaayi. hudson jalasandhi (kenada) pravesadvaaram sameepamlo unna ungawa baeloe bhaagamaina aaku bay antagaa prasiddhi chendindi, idhi fundy bay maadirigaane alalanu kaligi undhi. pedda alalu unna itara pratidhvani praantaalalo patagonian shelf mariyu vaayuvya australia khandantara shelf unnaayi.
chaalaa pratidhvani praantaalu mahasamudralalo chedaragotte mottam alala saktilo pedda bhinnalaku kooda baadhyata vahistaayi. upagraha altimeter dayta prakaram, m2 alalu sumaru 2.52 varaku vedajallutaayi, veetilo 261 gw hudson bay complexelo, 208 gw european almarallo (bristol chaaneltho sahaa), 158 gw vaayuvya australian shelflo, 149 gw pasupu samudramlo mariyu 112 gw patagonian shelflo kolpotunnayi.
pratidhvanula sthaayi.
samudramlo podavaina taramgaala vegam suutram _ 1 dwara manchi ujjaayimpuku ivvabadutundi, ikkada "g" anedi gurutvakarshana tvaranam mariyu "h" anedi samudram yokka lothu.
100 meterla lothu kaligina oka saadhaarana khandantara shelf kosam, vegam sumaru 30 mea/seey. kabatti alala kaalam 12 gantalu ayithe, paavu tarangadairghya shelf sumaru 300 kimmy vedalpu kaligi untundi.
irukaina shelfto, ippatikee pratidhvani undhi, conny idhi alala tarachudanaaniki saripoladam ledhu, kabatti alala vyaaptipai takkuva prabhavanni chooputundi. ayithe, khandantara shelf venuka unna teeram vembadi alalu tarachugaa lothaina samudramloni samudrateera dveepaala kante enduku ekkuvagaa untayo paakshikamgaa vivarinchadaaniki eee prabhavam ippatikee saripotundi (adanapu pakshika vivaranalalo okati green laa). pratidhvanulu balamaina alala pravahalanu kooda utpatti chestaayi mariyu pravaahaala valla kalige allakallolam atuvanti praantaalalo pedda mottamlo alala saktini vedajalladaaniki kaaranamavutundi.
lothaina samudramlo, lothu saadhaaranamgaa 4000 mea, podavaina alala vegam sumaru 200 mea/seki perugutundi. shelfto polchinappudu vegamlo vyatyaasam, khandantara shelf anchu vadda pratibimbaalaku baadhyata vahistundi. pratidhvaniki dhooramgaa idhi alala saktini taggistundi. ayithe pratidhvani frequenseeki daggaragaa, dasha sambandham, shelf meeda mariyu lothaina samudramlo taramgaala madhya, shelf meeda saktini geeyadam yokka prabhavanni kaligi untundi.
lothaina samudramlo podavaina alala vegam peragadam antey akkada alala tarangadairghyam 10,000 kimmy kramamlo untundi. samudra pareevaahaka praantaalu oke parimaanaanni kaligi unnanduna, avi kooda pratidhvaninche saamarthyaanni kaligi untaayi. 
aacharanalo lothaina samudra pratidhvanulanu gamaninchadam kashtam, bahusha lothaina samudram pratidhvaninche almaaraalaku chaalaa vaegamgaa alala saktini kolpotundi.