current issue: volume six

• Frog Call Surveys in an Urban Wetland Complex, the Hackensack Meadowlands, New Jersey, in 2006
• Japanese stilt grass (Microstegium vimineum), a nonnative invasive grass, provides alternative habitat for native frogs in a suburban forest
• Vegetative Roofs as Reconciled Habitats: Rapid Assays Beyond Mere Species Counts
• Baltimore Birdscape Study: Identifying Habitat and Land-Cover Variables for an Urban Bird Monitoring Project
• Avian-Habitat Relationships in Urban and Suburban Tidal Marshes of Connecticut
• Morphological Variation in the Seed of Gray Birch (Betula populifolia): The Effects of Soil-Metal Contamination
• Passaic River Symposium: Fate and Transport Modeling of Sediment Contaminants in the New York/New Jersey Harbor Estuary
• A Human Ecology of Urban Gully Restoration: A New Zealand Example
• Evaluating Restoration Success in Urban Forest Plantings in Hamilton, New Zealand

Urban Habitats is an open-access electronic journal that focuses on current research on the biology of urban areas. Papers cover a range of related subject areas, including urban botany, conservation biology, wildlife and vegetation management in urban areas, urban ecology, restoration of urban habitats, landscape ecology and urban design, urban soils, bioplanning in metropolitan regions, and the natural history of cities around the world.