LEADER 01632nam 2200457 450 001 9910709882703321 005 20180907154722.0 035 $a(CKB)5470000002473426 035 $a(OCoLC)1051042489 035 $a(EXLCZ)995470000002473426 100 $a20180907d2018 ua 0 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aHydrographic surveys of rivers and lakes using a multibeam echosounder mapping system /$fby Richard J. Huizinga and David C. Heimann 210 1$a[Reston, Virginia] :$cU.S. Department of the Interior, U.S. Geological Survey,$d2018. 215 $a1 online resource (6 unnumbered pages) $ccolor illustrations, color maps 225 1 $aFact sheet,$x2327-6932 ;$v2018-3021 300 $a"June 2018." 320 $aIncludes bibliographical references (page 6). 606 $aRiver surveys$zMissouri 606 $aLake mapping$zMissouri 606 $aHydrographic surveying$zMississippi River 606 $aHydrographic surveying$zMissouri River 606 $aMultibeam mapping$zMissouri 615 0$aRiver surveys 615 0$aLake mapping 615 0$aHydrographic surveying 615 0$aHydrographic surveying 615 0$aMultibeam mapping 700 $aHuizinga$b Richard J.$01388712 702 $aHeimann$b David C. 712 02$aGeological Survey (U.S.), 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910709882703321 996 $aHydrographic surveys of rivers and lakes using a multibeam echosounder mapping system$93500358 997 $aUNINA