Essays about: "food fish"

Showing result 1 - 5 of 249 essays containing the words food fish.

1. 1. Optimizing access to raw material for value-adding processes of fish side streams

   University essay from Göteborgs universitet/Graduate School

   Author : Ruodi Gao; [2023-10-10]
   Keywords : Fish Side Streams; Environmental Sustainability; Food Packaging; Transportation; Storage; Customs;

   Abstract : Under the double influence of the rapid growth of the population and the shortage of resources, people begin to pay attention to the utilization of existing raw materials. Seafood is one of the indispensable foods for humans to obtain protein. However, as much as 60 per cent of the fish side stream is discarded or produced as low-value products. READ MORE

3. 2. Evaluation of novel climate-friendly feed for Nile tilapia in Tanzania

   University essay from SLU/Dept. of Animal Nutrition and Management

   Author : Vilma Johansson; [2023]
   Keywords : Black soldier fly; novel fish feed; circular aquaculture; sub-Sahara aquaculture; greenhouse gas emissions; LCA; Nile tilapia;

   Abstract : Tanzania is a country located in sub-Sahara Africa by the Indian Ocean. Tanzania's aquaculture sector is small but has the potential to grow. As the population grows, so does the demand for food. Nile tilapia is the most cultured fish in Tanzania due to its hardiness, fast growth and tolerance to many environmental conditions. READ MORE

4. 3. Evaluating the effects of climate change on Arctic char : including impacts of brown trout competition

   University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

   Author : Ola Carlström; [2023]
   Keywords : arctic char; brown trout; climate change; diet; habitat use; temperature;

   Abstract : Climate change is predicted to increase the average global temperature with 1.5 °C between 2030 and 2052. The areas that are most vulnerable for climate change are the arctic regions. Arctic char (Salvelinus alpinus) is a cold-water salmonid species with the most northern distribution of all freshwater fish species. READ MORE

5. 4. Surrender to Dagaa : An ethnographic study of Fishing in Zanzibar

   University essay from Stockholms universitet/Socialantropologiska institutionen

   Author : Björn Trägårdh; [2023]
   Keywords : Phenomenology; political economy; fishing; overexploitation; neoliberalism; blue economy; scientific capitalism; unlimited goods;

   Abstract : This thesis explores Zanzibari fishing practices and the fishermen’s relation to the ocean, within the context of the global political economy. The study focuses on catching small pelagic fish, locally known as dagaa, which has become vital for food security in Zanzibar. READ MORE

6. 5. The effects of fishing on stability of a food web under climate warming

   University essay from SLU/Dept. Of Aquatic Resources

   Author : Gabriel Nordström; [2023]
   Keywords : fishing; climate change; temperature; predator; consumer; resource; stage-specific; food webs; ontogenetic assymetry; biomass overcompensation; emergent Allee effects; limit cycles;

   Abstract : Predicting the effects of fishing in a warmer environment caused by climate change requires knowledge of what trophic level is fished on, the physiological effects of temperature on fish, and how these two affect ecological interactions. Both temperature and fishing are known to affect the stability of food webs in several ways. READ MORE