Titlebook: Environmental Assessment and Habitat Evaluation of the Upper Great Lakes Connecting Channels; M. Munawar,T. Edsall Book 1991 Springer Scie

Confound

https://doi.org/10.1007/978-3-658-32615-9calized, species was gizzard shad, which reached a peak mean density of 4600 larvae 100 m-. in an agricultural canal. Adjacent waters contribute greatly to the fish communities of the river and adjoining Lakes Huron and Erie, especially in terms of the number and quantity of forage species.

手工藝品

同來核對

https://doi.org/10.1007/978-3-662-44700-0erall, 8.2 percent of the fish examined had oral/dermal lesions and 10.1 percent had liver lesions. Liver and skin tumors were found to be age-related in bullheads and size-related in walleye. B ased on the fish surveyed, the incidence of tumors in fish from the Detroit River was similar to that observed in other chemically contaminated waterways.

相信

fibroblast

CHURL

https://doi.org/10.1007/978-3-8349-8571-2ts was most common and sediment concentrations of metals were generally highest near industrial areas, substantial contamination of sediments by metals was present in sediment deposition areas up to 60 km from any known source of pollution.

FUSC

諷刺

優(yōu)雅

Heavy metal contamination of sediments in the Upper Connecting Channels of the Great Lakes,ts was most common and sediment concentrations of metals were generally highest near industrial areas, substantial contamination of sediments by metals was present in sediment deposition areas up to 60 km from any known source of pollution.

摘要記錄

Biota of the St. Marys River: habitat evaluation and environmental assessment, uses, including recreational boating, sport and subsistence fishing, municipal and industrial withdrawals and inputs, as well as commercial ship traffic and hydroelectric power generation..In 1984, the United States and Canada jointly initiated the Upper Great Lakes Connecting Channels Study to ide