Maps of distribution of 84 species of cladocerans, cyclopoids and calanoids in lakes of Canada are based on the study of 878 lakes and review of literature on more than 1100 lakes situated in a wide range of latitude and ...

The possibility of a contaminant being accidentally or intentionally spilled upstream from a water supply is a constant concern to those diverting and using water from streams and rivers. Although many excellent models are ...

Estimates indicate that after continual increases in the Nation's total water withdrawals for the years reported from 1950 to 1980, withdrawals declined from 1980 to 1995. The withdrawal of fresh- and saline water in the ...

Following the 1997 Red River flood, a program of research was initiated to determine how large the floods can be, how often large floods have occurred in recent centuries, and whether natural factors may be changing the ...

Poster summary of Lake Winnipeg surveys conducted by the Geological Survey of Canada - 1994-1996

The species composition and abundance of the crustacean plankton community found in Lake Winnipeg on six sampling cruises during the period June to October, 1969 are given. Total settled volume of the net plankton collected ...

Wetlands represent a substantial part of Manitoba's terrestrial landscape, covering 233,340 kru' or 43% of the province; peatlands represent 90% of all wetlands. A wetland inventory for Manitoba is presented following a ...