Category Archives: Hydro/Marine

GEO Business 2017

Nicholas makes the annual pilgrimage to GEO Business for xyHt This blog is going to start with a short piece about skips. If you are afraid of skips (skips are what you’d call “dumpsters” across the Atlantic), turn away now …. Monday morning and 24 hrs from the start of GEO Business 2017, I get...

Ocean Business 2017

Last week, April 4th – 6th, one of the largest gatherings for the offshore industry took place, Ocean Business, in Southampton, UK. The bi-annual event is a large deal for the maritime industry. When I say large, I actually mean huge; there are over 350 exhibitors from 26 countries and 166 training and demonstration workshops...

Mapping the Pennsylvania Lake Erie Watershed

Imagery was collected along 77 miles of shoreline to provide a better understanding of Pennsylvania’s natural resources. By Brian Stevens  The Pennsylvania Lake Erie Watershed is a substantial part of the world’s largest surface freshwater system, the North American Great Lakes. The watershed is 512 square miles, consisting of 15 major sub-watersheds. It’s estimated that...

xyHt Heights supplement cover April 2017

Remote Sensing in Yellowstone Park

A consortium demonstrates the value of integrated remote-sensing technologies for studying and monitoring the impacts of climate change using the northern range of Yellowstone National Park as a testing area. By Dr. Olaf Niemann,  Dr. Robert Crabtree,  and David Brown   In 2014, a consortium between environmental scientists and an airborne remote-sensing company was awarded funding...

Canadian Hydrographer Certification Scheme

Submitted by Bruce Calderbank, FRICS, CLS, P. Eng. The Association of Canada Lands Surveyors (ACLS) has developed a certification model for hydrographers and offshore surveyors that has been officially recognized by the IHO/FIG/ICA International Board of Standards and Competence for Hydrographic Surveyors and Nautical Cartographers (IBSC) in April 2016 and is now ready to receive applications....

Monohansett

Deep-sea Mobile Mapping

We’re all familiar with lidar-based mobile mapping from ground vehicles, and most of us are aware that aerial lidar is being used effectively to do shallow-water mapping along coastal and riverine projects. Deep-water lidar mobile mapping from an ROV? Well it’s a first for me. Most all of the subsurface surveys I’ve read about were...