Essays about: "Capture-recapture"

Found 3 essays containing the word Capture-recapture.

1. 1. Evaluation of photo-ID technique to estimate harbour seal numbers in Gullmarsfjorden, Sweden

   University essay from Göteborgs universitet / Instiutionen för biologi och miljövetenskap

   Author : Simon Isaksson; [2022-10-26]
   Keywords : ;

   Abstract : To be able to preserve areas in nature in a careful way a good understanding of the biodiversity living there is needed. The harbour seals are a top predator that affect and is affected by the whole food chain and plays a vital role in the ecosystem. READ MORE

3. 2. How do forest characteristics relate to brown bear (Ursus arctos) density? : focusing on basal area, age, height, and field layer

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

   Author : Jeanette Jonsson; [2022]
   Keywords : brown bear; ursus arctos; linear mixed model; forest characteristics; bear density;

   Abstract : Brown bear (Ursus arctos) is one of our most common large carnivores. The historic population in Sweden has been reduced due to conflicts with humans. The diet of the brown bear varies with the season and location. READ MORE

4. 3. Estimating Detection Probability and Abundance for the Black Caiman (Melanosuchus niger) and the Yacare Caiman (Caiman yacare)

   University essay from Linköpings universitet/Biologi

   Author : Andrea Svalberg; [2016]
   Keywords : Abundance; Caiman yacare; Capture-recapture; Detection probability; Lincoln-Petersen estimator; Mark-resight; Melanosuchus niger;

   Abstract : The black caiman (Melanosuchus niger) and the yacare caiman (Caiman yacare) have in the past been exposed to overexploitation due to the economic profit for their hides, and therefore suffered from great declines in population sizes, especially black caimans. Legal regulation efforts made it possible for these two species to recover and today they are widely distributed in South America. READ MORE