According to the Department of Education 180 is the minimum number of instructional days California requires of its public schools. The 180 days doesn`t include in-service days for teachers.
Loon, Arctic also Black-throated Loon also Black-Throated Diver Gavia arctica Found: North America (Alaska), Europe, Asia. The Arctic Loon has white underparts. Breeding has black back with white bars; black face; black sides of throat with white stripes; dark green throat.
Ontario Status. The Common Loon is Ontario's provincial bird. It is a common breeder in cottage country and northern Ontario and a common migrant on the Great Lakes. The Red-throated Loon is a rare breeder along the Hudson Bay coast in northern Ontario.