Essays about: "whales"

Showing result 1 - 5 of 19 essays containing the word whales.

1. 1. Social-Ecological Resilience and Whale Conservation

   University essay from Stockholms universitet/Juridiska institutionen

   Author : Sandra Wilbrink; [2023]
   Keywords : social-ecological resilience; international law; whale conservation; biodiversity protection;

   Abstract : Whale species face numerous man-made threats, such as pollution, whaling, climate change and whale-watching, that threaten their survival. International environmental law has several regulations in place that aim, either directly or indirectly, at conserving whales. READ MORE

3. 2. Making nets more acoustically visible : Floats as passive mitigation measures to reduce bycatch of harbour porpoise (Phocoena phocoena) in gillnets

   University essay from SLU/Dept. Of Aquatic Resources

   Author : Frida Rosshagen; [2023]
   Keywords : toothed whales; harbour porpoise; Phocoena phocoena; incidental capture; bycatch; fisheries; fishing gear; ; gillnet; mitigation; reduction; low-cost; passive acoustic reflector; float;

   Abstract : Incidental capture in fishing gear is today affecting at least 112 marine mammal species worldwide and for many smaller toothed whale species (Odontocete), gillnets are considered to be the largest problem. Although some effective mitigation measures exists, these are often context specific and many might be hard to implement due to reasons such as high costs and maintenance. READ MORE

4. 3. Evolutionary Theories of Menopause

   University essay from Linköpings universitet/Institutionen för fysik, kemi och biologi

   Author : Fanny Hägg; [2020]
   Keywords : Menopause; Post-reproduction; The grandmother hypothesis; The reproductive conflict hypothesis; Inclusive fitness; Kin selection; Odontoceti; Orcinus orca;

   Abstract : Menopause, the cessation of female reproduction well before death, is a puzzling phenomenon, because evolutionary theory suggests there should be no selection for survival when reproduction has ended. Nevertheless, menopause does exist in a limited number of species, and besides humans it has predominately evolved among toothed whales (Odontoceti). READ MORE

5. 4. DER BLÅSER HAN! (There he blows!) : On sailors, whales, and relationships based on not-knowing

   University essay from Stockholms universitet/Socialantropologiska institutionen

   Author : Guadalupe Canale; [2020]
   Keywords : Ontology; Opacity; Anthropomorphism; Technology; Kinship; Maritime anthropology; Multispecies ethnography; Environmental Humanities;

   Abstract : In a town in northern Norway, the sailors on whale-watching boats meet whales in their daily work. Many have up to 30 years’ experience in locating the whales, through sight or submerged microphones, and in positioning the boats in non-intrusive ways that respect the whales’ life in the open water. READ MORE

6. 5. Declining abundance and shifting distribution for Antarctic krill, Euphausia superba, in the western Antarctic Peninsula

   University essay from Lunds universitet/Examensarbeten i biologi

   Author : Kerstin Holmström; [2020]
   Keywords : Biology and Life Sciences;

   Abstract : Antarctic krill, Euphausia superba, a polar ocean specialist, thrives in the Antarctic severe physical conditions. The krill life cycle consists of strategies that have enabled and supported the species’ dominance of the Antarctic Ocean. Sea Ice extent and duration creates condition that are crucial for survival of the Furcilia larvae. READ MORE