Ask your own question, for FREE!
Biology 14 Online
OpenStudy (anonymous):

WHO WAS THE SCIENTIST THAT INVENTED ECHO SOUNDING DEVICES FOR MAPPING OCEAN FLOOR

OpenStudy (anonymous):

alexander behm.

OpenStudy (anonymous):

or Hans Sundt Berggraf, they were both independently working on it.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!