Guest Blog Post by Tyler Wallin, New Mexico State University. All images are courtesy of Mr. Wallin. Water temperature affects all biological, chemical, and behavioral processes for fishes and is a critical variable to...
Guest Blog by Ben Armstrong, New Mexico State University Removing invasive fish species to aid native fish populations is easier said than done. System-wide removal of invasive fish with current removal methods (i.e., electrofishing,...
Reservoirs are artificial lakes that are created when humans dam rivers for irrigation, flood control, or hydroelectric power. Native fish species that take up residence in reservoirs may struggle to adapt because their new...
The devastating tsunami that struck the Tohoku Coast of Japan in March of 2011 caused destruction on a scale that is unfathomable to most people. A report published shortly after the tsunami found that...
The unprecedented duration of the most recent government shutdown has implications for our nation’s natural resources. During the fourth week of the shutdown, I checked in with Nathan Wiese, the Project Manager for the...
Dams have a variety of effects on a river. Changes in temperature, sediment transport, substrate composition, and discharge are just a few examples of how dams can impact fish habitat. When a dam is...
Calling all recreationists and outdoorspeople! It is the season of giving, so please consider ways to give back to your local fish habitat which provides drinking water, food, and recreational opportunities. While outdoors we...
Artificial reefs are intentionally placed man-made structures that are constructed to provide habitat for fish and invertebrates. They are made of dense, durable materials such as scuttled ships and barges, decommissioned military vehicles, rubble...
Arctic grayling (Thymallus arcticus; Figure 1), with their distinctive sail-like dorsal fins, are members of the salmon family and have a native range that begins in Arctic Ocean drainage basins and formerly extended as...
When ecologists need to assess stream habitat to make sure it is healthy for a fish population, they often choose to quantify rather than qualify the characteristics of the habitat. Both quantitative and qualitative...
