Browsing Kandidatuppsatser, Biologi / Institutionen för biologi och miljövetenskap by Title
Now showing items 1-20 of 51
-
ANALYSIS OF VENTRICULAR MORPHOLOGY AND ARTERIAL ANATOMY IN THE HEARTS OF FARMED RAINBOW TROUT (Oncorhynchus mykiss)
(2024-08-23)Oxygenation of the cardiac muscle tissue is essential for survival in both fish and mammals. Unlike mammals, most fish rely on oxygen-poor luminal venous blood flowing through the spongy myocardium to oxygenate the cardiac ... -
ARE INVASIVE SPECIES MORE GENERALIST THAN NATIVE SPECIES? A study on Swedish vascular plants
(2024-08-14)Invasive species are a threat to biodiversity and the economy. Despite this, there is currently no simple method to predict whether an alien species will become invasive. Are invasive species more generalist than native ... -
An attempt to promote ground-nesting bees in an urban landscape. Investigating the use of sand beds as a conservation effort.
(2024-02-16)Pollinators provide crucial services for the ecosystems by pollinating around 80-90% of all plants. However, pollinating insects are declining worldwide which may cause a parallel decline in plant species leading to large ... -
ÄLDRE EKARS TILLVÄXT - Naturvård, föryngring och inventeringsmetoder
(2022-07-06)Ekar (Quercus sp) utgör en viktig del av den svenska biologiska mångfalden då mer är 2000 arter kan anknytas till äldre ekars bark, krona och håligheter. Eken var betydligt vanligare förr, men skogsbruket och förändrad ... -
Är mossigare vadare gladare? Om vadare i restaureringsområden på två mossar.
(2023-12-27)Mires have been heavily exploited in southern Sweden. It has impacted waderbirds negatively, especially wooden sandpipers and golden plovers who only breed on mires, but also common snipe and curlew. My study area was ... -
BIOGEOGRAPHICAL ORIGIN OF CARIBBEAN PALMS: Did palms colonize the Caribbean through GAARlandia?
(2024-08-14)The biogeography of the Caribbean islands is an ongoing mystery, with many possible explanations to how biota colonized the region. One hypothesis is the Greater Antilles and Aves Ridge (GAARlandia), which acted as a ... -
Can cellular osmolarity be used as a predictor for drought tolerance in common bean?
(2022-08-16)Common bean, Phaseolus vulgaris, is a protein and nutrient rich food source grown around the world. Rwanda has one of the highest per capita consumption rates in the world. With climate change threatening food security, ... -
CAN LEAF LEVEL GAS EXCHANGE BE USED AS A PREDICTOR FOR DROUGHT TOLERANCE IN COMMON BEAN (PHASEOLUS VULGARIS)?
(2022-08-16)This study aimed to examine drought tolerance among a variety of landraces of the species Phaseolus vulgaris to discover whether leaf level gas exchange can be used as a predictor for drought tolerance. Beans of different ... -
Comparison of Paragorgia sp.and Paragorgia arborea. Reproductive ecology and morphological differences
(2024-06-19)There is still much unknown about the deep-sea and with increasing threats it is crucial for us to know how deep ecosystems function to improve conservation. This study focused on Paragorgia spp., otherwise known as ... -
Do Diverse Agricultural Landscapes Lower the Risk of Biopesticide Resistance Evolution?
(2024-10-11)Pesticide resistance decreases food security and leads to increased pesticide use and associated environmental damage and higher costs to farmers from increased applications. Alternative pesticide resistance management ... -
Effects of silica limitation on diatom growth and frustule morphology
(2024-08-14)Diatoms are eukaryotic microalgae that serve as important primary producers in our oceans. The diatoms are unique with a cell wall of silicon dioxide with a small amount of water (SiO2•H2O), like a tiny glass house. This ... -
En jämförelse av användningsområden och kemisk sammansättning av skal från blåmusslor och stillahavsostron
(2022-07-06)Invasiva stillahavsostron har etablerats i stora bestånd i svenska vatten under de senaste 16 åren. Ett förslag till hantering av dessa skulle vara bortrensning från områden där de orsakar problem, vilket skulle resultera ... -
En kartläggning av användningsområden för kött från stillahavsostron
(2022-07-06)Den invasiva arten stillahavsostron (Magallana gigas) har etablerats längs med svenska västkusten sedan år 2007 och därmed är det relevant att se över förvaltningen av dem. Ett tillvägagångssätt skulle vara att avlägsna ... -
En studie om den röda trollkrabban och dess preferenser för föda och habitat samt distributionsbeskrivning
(2023-08-30)Den röda trollkrabban, med vetenskapligt namn Lithodes maja, är ett av de större marint levande kräftdjuren som lever på den svenska västkusten. Arten ingår i släktet Lithodidae där även den lite mer kända röda kungskrabban, ... -
EVALUATING HEAT TREATMENT AS A METHOD TO REDUCE BIOFOULING IN OYSTER AQUACULTURE. Heat tolerance in Swedish grown Magallana gigas and Ostrea edulis.
(2022-09-28)Aquaculture is a growing business in various parts of the world, Sweden included. As the commercial use of oysters increases, so does its demand. Farmers will need to produce a high quality product that is appealing ... -
Evaluation of photo-ID technique to estimate harbour seal numbers in Gullmarsfjorden, Sweden
(2022-10-26)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 ... -
Flerspråkighet och biologiundervisning. Hur undervisning kan anpassas för flerspråkiga klassrum
(2023-06-16)The purpose of this literature study is to shed light on difficulties that students with Swedish as a second language encounter during their education and also to discuss methods that develop the students' understanding ... -
FLOWERING TIME DEPENDENCE ON MICROCLIMATE ACROSS AN ELEVATIONAL GRADIENT IN ARCTIC PLANT COMMUNITIES
(2022-07-06)The Arctic is the fastest-warming region on Earth. Arctic plant communities are highly sensitive to temperature change; temperature-dependent advancement of flowering dates has already been observed in the Arctic. Flowering ... -
FÖDOPREFERENSER HOS BIN En jämförelse mellan pollenpreferenser hos nordiskt honungsbi och Buckfast
(2022-11-07)The original honeybee in Sweden, the European dark bee (Apis mellifera mellifera), was lost form the wild during the 19th century. The subspecies survived through beekeeping but began to be exchanged for other honeybees ... -
Från tidigt engagemang till långsiktig naturvård. En studie om kommuners fortsatta naturvårdsutveckling.
(2023-06-16)Syftet med denna studie är att undersöka om kommuner som i ett tidigt skede engagerat sig i naturvård också fortsätter att aktivt utveckla och satsa på den. Detta jämförs med kommuner som visat lägre naturvårdsengagemang. ...