Montana Fish Synthesis Essay

Good Essays

Alexis Bonogofsky wrote about “reports of dead fish floating and collecting on the banks of the iconic Yellowstone River began coming into Montana Fish, Wildlife and Parks (FWP) in early August. The Yellowstone flows for 692 miles from Absaroka mountain range in Wyoming, through Yellowstone National Park, into the prairies of eastern Montana and finally, the Missouri River.

FWP officials took tissue samples from the dead fish to the US Fish and Wildlife Service Fish Health Center in nearby Bozeman, Montana. The whitefish were found to have died from Proliferative Kidney Disease (PKD), which is caused by a microscopic parasite known to occur in Canada, the United States and Europe. PKD kills fish by causing extreme inflammation in their kidneys and spleen. In the past 20 years, smaller and isolated outbreaks of the disease have occurred in two locations in Montana in addition to Washington, …show more content…

In other words, it takes less energy to raise the temperature of the salt water 1°C than pure water. And in the winter time, adding salt to the ice lowers its freezing point, so even more energy has to be absorbed from the environment in order for it to melt.

AltonGas claims they monitor the river for dry weather conditions in Nova Scotia. In an article on their site they claim:

During the dry weather conditions in Nova Scotia in the summer of 2016, salinity levels in the river naturally exceeded 28 parts per thousand (ppt). When natural river salinity is greater than 28 ppt, brining operations at Alton are automatically stopped to protect the river. At this time, water will continue to be circulated in the cavern and brining activity will be temporarily suspended.

To check salinity levels in the river, there are salinity monitors upstream and downstream of the brine release point to constantly measure the river in real time. The monitors also control the brine release

Get Access