Washington State wetlands rating system for western Washington.
Series: Publication -- no. 91-57; Publication (Washington (State). Dept. of Ecology) -- no. 91-57.
Publisher: Washington State Dept. of Ecology
Published: 1991
Place of publication: [Olympia, Wash.]
Language: eng
Number of pages: 61
Subjects: Wetlands -- Washington (State) -- Classification; Wetlands -- Washington (State) -- Identification; Wetland conservation -- Washington (State)
Notes: "October 1991."

Includes bibliographical reference (p. 54).