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Marine Biology

The University of Maine

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Full-Text Articles in Life Sciences

Tb194: Hemisgrapsus Sanguineus (Asian Shore Crab) As Predator Of Juvenile Homarus Americanus (American Lobster), Anna Demeo, John G. Riley Sep 2006

Tb194: Hemisgrapsus Sanguineus (Asian Shore Crab) As Predator Of Juvenile Homarus Americanus (American Lobster), Anna Demeo, John G. Riley

Technical Bulletins

Hemigrapsus sanguineus, commonly known as the Asian shore crab, was first discovered on the east coast of the United States in New Jersey in 1988. The spread of this invasive crab has been rapid, and it is now abundant along a large portion of the mid-Atlantic and southern New England coast. Further, an invasion of H. sanguineus into New Hampshire and southern Maine is in its preliminary stages. The introduction of this crab to North America could potentially affect a variety of native species. Numerous studies have examined the predation of H. sanguineus on blue mussels, snails, and other bivalves. …


B764: Nitrogen Transformation And Movement In A Marine Sediment Soil Following Treatment With Varying Rates Of Poultry Manure, R. F. Jeffrey, F. E. Hutchinson Feb 1980

B764: Nitrogen Transformation And Movement In A Marine Sediment Soil Following Treatment With Varying Rates Of Poultry Manure, R. F. Jeffrey, F. E. Hutchinson

Bulletins

Nitrate in water can be hazardous to human health and also cause excess algal growth. Recent research has revealed agriculture to be a potential contributor to these problems. Nitrate (N03-) present in the soil, in amounts in excess of plant needs,may be leached through the soil profile to the groundwater and eventually to lakes and streams. This investigation was undertaken under laboratory conditions to determine the transformation and movement of nitrogen through a poorly drained marine sediment soil following application of varying rates of poultry manure.