31324173undersea landformsPT2026-03-30 20:27:25UF31324174landforms, underwaterNDUF31324175submarine landformsNDUF31324176undersea landformNDBT31307246natural landscapesPTBT31361700undersea featuresPTNT31351974continental risesPTNT31351977undersea shelf risesPTNT31351980undersea risesPTNT31351983undersea slopesPTNT31351986undersea mountain chainsPTNT31351990seamountsPTNT31351994undersea peaksPTNT31351997undersea rangesPTNT31352001undersea ridgesPTNT31352005undersea pinnaclesPTNT31352008undersea knollsPTNT31352011undersea hillsPTNT31352014undersea moundsPTNT31352017undersea tonguesPTNT31352020undersea spursPTNT31352024undersea benchesPTNT31352027undersea banksPTNT31352031undersea apronsPTNT31352034undersea fansPTNT31352037undersea shoalsPTNT31352041undersea shelvesPTNT31352045undersea shelf edgesPTNT31352049undersea cliffsPTNT31352052undersea ledgesPTNT31352055undersea sillsPTNT31352058undersea platformsPTNT31352061undersea terracesPTNT31352066undersea plainsPTNT31352069abyssal plainsPTNT31352072undersea cordillerasPTNT31352075undersea valleysPTNT31352078undersea shelf valleysPTNT31352081undersea median valleysPTNT31352084undersea ravinesPTNT31352088undersea canyonsPTNT31352092undersea basinsPTNT31352095undersea saddlesPTNT31352098undersea gapsPTNT31352101undersea holesPTNT31352104undersea channelsPTNT31352108undersea forksPTNT31352111undersea leveesPTNT31352114undersea troughsPTNT31352117undersea moatsPTNT31352120undersea trenchesPTNT31352123undersea furrowsPTNT31352126undersea fracture zonesPTNT31352130submerged featuresPTNT31352133undersea rampsPTNT31352137arrugadosPTRT31324165landformsPTRT31324170underwater landformsPT