Archive for the ‘Ocean Matters’ Category

  • Commonly Misidentified Animals

    Jan 16, 16 • 220 Views • Animal Profiles, Earth Matters, Ocean Matters, UncategorizedComments Off on Commonly Misidentified Animals

    If you’re like me, you love being right. Nothing makes me happier than listening to a friend or coworker say something wrong, then stepping up to rub your expanse of knowledge right in their uneducated face! This article is devoted to that feeling....

  • Predators

    Aug 18, 13 • 127 Views • PredationComments Off on Predators

    Sharks off the east coast of North America have declined precipitously in the last 15 years. The number of hammerhead sharks has dropped by 89%, threshers by 80%, great whites by 79%, oceanic whitetips by 70%, tigers by 65%, blues by 60% and makos by 40%...

  • Pollution

    Aug 18, 13 • 144 Views • Ocean MattersComments Off on Pollution

    Many pollution-related mechanisms degrade ecosystems and maintain them at degraded states. Some of the pollution topics are addressed below. Oil Pollution Persistent Organic Pollutants (POPs) Dead Zones Marine Debris Noise Pollution...

  • Pacific Sleeper Shark Population Increasing

    Aug 18, 13 • 155 Views • PredationComments Off on Pacific Sleeper Shark Population Increasing

    Information suggests that Pacific sleeper shark abundance is increasing. Pacific sleeper shark data was analyzed from fishery independent longline surveys in the Gulf of Alaska and the Bering Sea to determine the trend in abundance and whether any change was...

  • Ocean Change Initiative

    Aug 18, 13 • 151 Views • Ocean MattersComments Off on Ocean Change Initiative

    More than 70% of out planets surface is covered by ocean. We rely on it for many things including food, transport and pleasure. However, in recent years it has undergone many changes, most of which we have influenced. Below we explore some of the aspects of...

  • Predation

    Aug 18, 13 • 149 Views • PredationComments Off on Predation

    Predators can impact ecosystems through the process of ‘top-down’ control, at times resulting in changes in species composition, changes in species diversity, and regime shifts. Top predators can also help stabilize ecosystems by keeping under...

  • Ecosystem-Based Management

    Aug 18, 13 • 156 Views • Ocean MattersComments Off on Ecosystem-Based Management

    Ecosystem-based management is dependent upon scientific research to determine the ecological interactions and processes necessary to sustain ecosystem composition, structure and function in the environments in which fish and fisheries exist. Understanding the...

  • Exxon Valdez Oil Spill

    Aug 18, 13 • 104 Views • PollutionComments Off on Exxon Valdez Oil Spill

    The following article was published in the May-June 2000 issue of E-Magazine: March of 1989 was the first time I laid my eyes on Prince William Sound, Alaska. Our research team, including myself and three other marine ecologists, had arrived a few days after...

  • American Crocodile

    Aug 17, 13 • 170 Views • PredationComments Off on American Crocodile

    Written by: Mary Sweeters American crocodiles live in both freshwater and brackish habitats along the coast, including estuaries, lagoons, and mangrove swamps. Some populations have been found in surprising locations, including the cooling canals outside of...

  • Threat and Impact of Marine Debris

    Aug 17, 13 • 142 Views • PollutionComments Off on Threat and Impact of Marine Debris

    The threat and impacts of marine debris have long been ignored. Perhaps it is the perceived vastness of ocean and lack of visibility of marine debris to most people that has allowed society to dismiss the problem as a serious threat. However, recent research...