1. Annual variation in Cuban catch rates may indicate a seasonal migration.2. Its results have not confirmed the annual variation seen in some earlier experiments. 3. Due to annual variations of the ice sheet, the runway changes position every year. 4. Only 3 % of weather stations register higher annual variations . 5. One distinctive feature of Hawaii s climate is the small annual variation in temperature range. 6. Annual variation also exists, but is not as significant.7. Annual variations in climatic temperatures can affect sex ratios, since loggerheads have temperature-dependent sex determination.8. Diurnal variations in temperature in the Saharan Zone may be extreme, although annual variations are minimal. 9. Such ecoregions are characterized by wide daily and annual variations in temperature, and a forest cover. 10. Continental climates often have a significant annual variation in temperature ( hot summers and cold winters ).
