shipping, sea ice, and polar bears

Dear Ecolog Members, There has been considerable research on the effects of changing sea ice conditions and how these will negatively affect polar bears. Reduced ice coverage will also likely increase the amount of shipping in the Northwest Passage (and other areas). Has anyone looked at whet

Tecator 1030 nitrogen analyzer - free to a good home

We have a Tecator 1030 Kjeldahl nitrogen auto analyzer that is free to a good home. Our lab is shutting down and we no longer need the unit. "Boiling bob" is about 15 years old, has been lightly used, and still works perfectly. The last time that we used the unit was 9 years ago. Since then, i

What types of satellite collars to purchase?

Dear Ecolog, I am interested in tracking the range of two larger mammals in Argentina ((Guanaco (Lama guanicoe), Taruca (Hippocamelus antisensis)). Is there someone with experience tracking these or similar species that can direct me to suppliers of appropriate satellite or radio transmitters? I

Compilation of responses - Vegetation classification in Dominican Republic

Dear Ecologers, This is a compilation of all of those who responded on vegetation classification systems in the Dominican Republic and the Caribbean. Many thanks to all those who responded. Cheers, Greg The standard classification scheme used in the Caribbean continues to be Holdridge, althou

Veg classification system for Caribbean

I am working on a vegetation map for parts of southern Dominican Republic and am wondering if there is a standard vegetation/ecological classification system for the Caribbean? I am largely concerned with montane and cloud forests in the south-central massif across Hispaniola. Cheers, Greg Sha