Salmon

Chinook salmon (Oncorhynchus tshawytscha) is an ecologically and economically valuable species that is found along the Pacific coastlines of Asia and North America. Unfortunately, many Chinook populations have been steadily declining during the last century, primarily due to a variety of human activities. These threats include hydroelectric dams, chemical pollution from planes (Dietrich, et al., 2012), and sound pollution from industry (Halvorsen et al., 2012). North American governments and…

us do not take into consideration the risks of consuming salmon. Toxins are increasingly present in marine life. Unfortunately, the data from the “Global Assessment of Organic Contaminants in Farmed Salmon” shows that toxins in farmed salmon are “significantly higher” than those found in wild salmon (Hites, et al., 2004). Significant among six other toxins are the carcinogenic PCBs (Hites, et al., 2004). For example, PCBs from farmed salmon in Scotland and Norway have been found to be roughly…

Atlantic Salmon Fishing Fishing Atlantic salmon is not like catching trout. A trout will feed day or night and when it so desires whereas the Atlantic salmon has come from the ocean strong and fat, but has not come to feed. It has come to spawn. The male joins up with the female, to create more future salmon. A place is selected in the river and becomes the nesting area. This area is mainly protected by the male and these are the gender that are mostly caught on the Puelo River, in…

1) Pacific Salmon Life Cycle a) As it stands, man-made dams disrupt the complex and specific life cycle of the Pacific salmon. Dams impact and affect the pivotal reproduction of the salmon species by causing a disturbance in the pattern of migration during the reproductive season. The Pacific salmon goes through two miracles in its lifetime of transformations of changing its entire system to go form fresh water to salt water. The miracles of the fish bodies adapting to the change in environment…

rise, population increasing, and that the environment is becoming less pristine. As you may already know, their is a deep sea salmon farm proposal which will be at 0.5 km from the nearest land mass. This proposal shouldn’t be approved because the risks outweigh to benefits of having a salmon farm. The nutritional values of the salmon won’t be the same as the wild salmon. In a time article, it was proven that the omega 3 contained in fish from fish farms are lower them the ones in the…

time. Wild salmon is normally travelling between fresh water to ocean water. But Sea lice could not stand on fish when the salmon travelling in fresh water and this is a natural way to remove sea lice from fish. Though in ocean, farm salmon continuous captive in cages and cannot access to fresh water and this increase of getting more sea lice. European Food Safety Authority (EFSA) mentioned that, “Sea lice is known as biggest welfare and economical risk for salmon at farms in the marine…

The Upstream Journey At the peak of fall, anadromous salmon begin their upstream journey to go back to their birthplace and reproduce the next generation. Some swim seven hundred miles, and face adversity of all kind: hunters, bears, and eagles. Anadromous salmon have an inherent sense of smell, or direction, and of their long term goal. They adapt and change based on whatever environment they are put in. Nothing can keep salmon from reaching their final destination; because they are resilient…

Societal Influences of Salmon Consumption Ariette Hung 500569269 Ryerson University SOC 808-021 Mustafa Koc Societal Influences of Salmon Consumption The purpose of this paper is to examine the popularity of salmon and how the healthy eating food discourse plays an integral role as societal influences in shaping it as a food choice. As my heart disease and high blood pressure run in my family, I grew up in a household that ate healthy food and many of those meals were salmon – prepared…

Aquadvantage salmon controversy “Up to 80% of the processed foods sold in the U.S. contain GMOs”(Jane Black, 1) If ninety percent of our foods have Gmos why is it that only twenty five percent of americans think they 're safe? Aquabounty created a genetically modified fish that has been dubbed “frankenfish” by opponents of aquadvantage salmon. Aquadvantage salmon have been called “unsafe” and “dangerous”. Though there are downsides to the fish, such as their increased insulin growth factor 1…

Did Salmon Rule? Enquiring when intensive storage and sedentism began on the Northwest Coast Introduction Background Namu, located in the traditional territory of the Heiltsuk Nation on the central coast of British Columbia is an archaeological obscurity, as no one can be sure of the actual time frame of intensive storage and sedimentation occurrences. On the Northwest Coast "salmon remains, the representation of cranial elements versus vertebrae, mass capture technology and storage…