Salmon run

Evidence supporting the incorporation of enrichment materials into a captive mammal’s environment lead Pounder and his colleagues to investigate if doing so would be just as beneficial to captive fish. Fish are a hugely exploited research model as millions of tons of fish are farmed across the UK. Despite the massive commercial production occurring, inadequate research has been done on improving fish welfare in stressful situations. The large growth of the aquaculture industry should be…

Conservation Case Study Critically Endangered- Baiji River Dolphin General Information The Baiji River Dolphin also known as the Yangtze River dolphin, white-flag dolphin, or by its scientific name Lipotes vexillifer, is a fresh water dolphin that is critically endangered since 1996 by the IUCN red list. As one of its names constitutes, Baiji dolphins are endemic to the Yangtze River. The Baiji River Dolphin is pale blue/gray and white under. They live approximately for 25 years. These…

Freshwater Lakes vs. Saltwater Ocean Fishing During this paper, I will be discussing the differences between freshwater and saltwater fishing along with the similarities. Although, these too types of fishing are very similar because in the end your goal is to catch the fish but the huge difference between the two are the types of fish you will catch in the ocean compared to fresh water. Also, the different types of lures, line, rods, and gear hope you enjoy. The majority of anglers…

The Distinct Differences Between Goldfish and Koi Are you looking to build a pond in your garden and want to fill it with koi or do you have a small fish tank in your living room that you're looking to stock? Either way, it's important that you know the differences in your options. You probably already know that koi carp are not the right fish to slip into that small indoor tank, but what are the other distinct differences between the two types of fish? Their Size & Cost There are plenty…

Biology and Ecology: The introduction of non-native species may pose significant dangers to the local ecosystems and the Asian carp is one of them. Asian carp is the common term for the species of grass carp (Ctenopharyngodon idella), Bighead Carp (Hypophthalmichthys nobilis), black carp (Mylopharyngodon piceus) and silver carp (Hypophthalmichthys molitrix) (Michigan Department of Natural Resources 2012). In the United States, the Bighead Carp have greatly affected the river ecosystems that it…

calculated that 39,000 tons of salmon washed up near the island of Chiloe in Chile. Six months later the government and the public have yet to reconcile their beliefs on the cause of the incident. According to Soberanes and Perez’ article, “The salmon crisis in Chile’s Chiloe Island,” government officials blame a “red tide” of algae as the main cause of the fish kill, completely independent of government authorization for the salmon industry to dump 9,000 tons of dead salmon off the Chilean…

Goldfish Facts Find here the proven Goldfish facts of the species known as 'chin-yu in China, 'kingyo' in Japan, 'goldfisch' in Germany and 'poisson rouge' in France. It's hardy nature and bright coloration will continue to endear it to future generations of fishkeepers, who will enjoy the challenge of maintaining and developing the more fancy and bizarre varieties. Today, millions of goldfish are bred every year in North America, the Far East and Europe for distribution to fishkeepers around…

The invasive effects of Dreissena polymorpha on native mussels within the Great Lakes region The Great Lakes area once supported an abundant number of freshwater mussels (Mollusca: Unionacea). The invasion of Zebra mussels (Dreissena polymorpha) has decimated these populations, by outcompeting native mussels in dispersal rates, and reproduction, due to enhanced survival mechanisms. Understanding the mechanisms that have allowed Zebra mussels to out complete native fresh water mussels, will…

Oct.2,2015 Pacific pink salmons I believe that pacific pink salmon are important because they help the ecosystem. Salmons are very common fish. All kinds of animals eat salmons because they have protein.Salmon are very popular because they ar research for human beings. Salmon spend most of their live time in freshwaters before they go…

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…