Macroinvertebrate sampling techniques for streams in semi-arid regions : comparison of the Surber method and a unit-effort traveling kick method /

Bibliography: p. 20-21.

Habitat structure and fish communities of warmwater streams /

Mode of access: Internet.

EPA hazardous waste numbers for waste streams commonly generated by small quantity generators.

Mode of access: Internet.

The Effect of nitrilotriacetic acid (NTA) on the structure and functioning of aquatic communities in streams /

"July 1980."

Geschäftsbericht des Stadtrates und der Zentralschulpflege der Stadt Zürich ...

Mode of access: Internet.

Cleaning up mixed waste streams : the tank truck washing example.

Joint Project with Matlack Corporation.

Samplers and sampling procedures for hazardous waste streams /

Mode of access: Internet.

Offizieller Führer durch das Schweizerische Landesmuseum in Zürich /

Mode of access: Internet.

Führer durch das Schweizerische Landesmuseum in Zürich /

Mode of access: Internet.

Petroleum refinery streams as prospective reactor coolants : thermal stability investigations /

"Covering work by M. Macomber, W.W. West, J.G. Carroll, and R.O. Bolt."

Water-quality and physical characteristics of streams in the Treyburn Development area of Falls Lake watershed, North Carolina, 1994-98 /

Includes bibliographical references (p. 53-55).

Leben Conrad Gessners von Zürich.

Plate is aquatint by F. Hegi after Gessner's "Die Pferd-Tränke." Headpiece port. of Gessner on p. [3] etched by H. Meyer.

Oxygen relationships in small streams /

"Supported by Federal Water Pollution Control Administration ... research grant WP 01020."