The stream.

Series: Living Science Series

Duration: 568

Year Published: 1963

Creator: Intl Film Bureau Inc

Format: 16mm

Sound: sound

Description: P: Preservation Material RMP: Reversal Master Positive AC: Acetate B: 800' 16/8/9.5mm 16mm Color Sound 568 International Film Bureau, Examines through seasonal changes and along the course of a flowing water system the two basic types of stream environments, erosional and depositional habitats. Shows examples of channel cutting at the headwaters and pond-like stretches, where the stream gradient lessens. Views life forms especially adapted to both environments. Describes positions and interrelationships of the aquatic plants and animals in the numerous food chains.

Complete Record: Examines through seasonal changes and along the course of a flowing water system the two basic types of stream environments, erosional and depositional habitats. Shows examples of channel cutting at the headwaters and pond-like stretches, where the stream gradient lessens. Views life forms especially adapted to both environments. Describes positions and interrelationships of the aquatic plants and animals in the numerous food chains. NOTE: Two (or more) records have been merged together to create this data.