Eerie Erie -- One of the other-worldly images from Dave Sandford, a professional photographer from Ontario [Dave Sandford]
Vampires of the deep -- The sea lamprey latches onto fish and drills its tongue into them. It's one of hundreds of invasive species in the lakes [Angelica Morrison]
The Deep -- Gunilda, a luxury yacht, sank in 1911 in Lake Superior. The lake's cold waters have preserved much of the wreck [Jitka Hanakova]
Frozen in time -- Spray from Lake Ontario covered this New York house with ice last winter [Veronica Volk]
Attack of the green slime -- An algae bloom spread over much of western Lake Erie, prompting fears of contaminated drinking water [Zachary Haslick/Aerial Associates Photography, Inc.]
The Blob -- Discharges from a Niagara Falls, N.Y., water treatment plant discolored the Niagara River near the famous tourist attraction -- and sparked criticism from state and Canadian officials [Maid of the Mist]
Purple people eater -- Brachionus Leydigii, a new non-native species found in Lake Erie. Scientistsa are trying to determine whether the zooplankton will be harmful to the lakes [EPA]
Mega-duck -- The world's largest rubber duck was featured at riverfront festival in Buffalo. It's friendly -- or is it?