B-mode gaps (or duplicate numbers) in sounding sequence: (The soundings numbered below exist, gaps are in between), 608468 to 608470 608516 to 608518 608568 to 608570 608586 to 608588 608588 to 608590 608590 to 608592 608598 to 608600 608608 to 608610 608620 to 608622 608626 to 608628 608630 to 608632 608650 to 608652 608654 to 608656 608656 to 608658 608658 to 608660 608668 to 608670 608690 to 608692 608700 to 608702 608790 to 608792 608996 to 608998 609036 to 609038 609080 to 609082 609427 to 609429 609668 to 609670 609726 to 609728 609755 to 609757 609781 to 609783 609823 to 609825 609927 to 609929 609935 to 609937 609937 to 609939 609939 to 609941 609941 to 609943 609943 to 609945 609949 to 609951 609953 to 609955 609955 to 609957 609957 to 609959 610029 to 610031 610069 to 610071 610174 to 610176 610240 to 610242 610244 to 610246 610246 to 610248 610248 to 610250 610250 to 610252 610252 to 610254 610260 to 610262 610262 to 610264 610264 to 610266 610268 to 610270 610270 to 610272 610272 to 610274 610274 to 610276 610278 to 610280 610280 to 610282 610282 to 610284 610284 to 610286 610288 to 610291 610293 to 610295 610295 to 610297 610299 to 610301 610301 to 610303 610303 to 610305 610309 to 610311 610311 to 610313 610313 to 610315 610315 to 610317 610317 to 610319 610319 to 610321 610321 to 610323 610325 to 610327 610327 to 610329 610329 to 610331 610331 to 610333 610333 to 610335 610335 to 610337 610337 to 610339 610339 to 610341 610341 to 610343 610347 to 610349 610349 to 610351 610452 to 610454 610474 to 610476 610510 to 610512 610528 to 610530 610558 to 610560 610664 to 610666 610771 to 610773 610890 to 610892 610976 to 610978 611013 to 611015