The General Land Office of Texas2010-02-152010-02-151978http://hdl.handle.net/1969.3/22335n.p.This technical paper describes the ecological systems diagram modeling procedures and concept. A comprehensive ecological description is included for several coastal ecosystems, including treatments of important subsystems, primary components, and major pathways of each ecosystem. In addition, this technical paper provides a summation of the most sensitive or critical ecosystem components at the conclusion of each ecosystem narrative.marshesenvironmental surveysBook