'Trojan horse' effect may explain jellyfish blooms

(Phys.org)—Man-made structures such as harbours, tourist facilities, oil rigs and aquaculture farms provide ideal sanctuaries for jellyfish polyps to flourish and may explain an apparent increase in jellyfish blooms in ...

Landsat satellites see Texas crop circles

(Phys.org) -- A water-rich polka dot pattern takes over the traditional rectangular patchwork of fields in this time series animation of 40 years of Landsat images. In the dry Texas panhandle near the town of Dalhart, this ...

Fish farms less harmful than thought

Coastal fish farms seem to do less harm to nearby plants and animals than previously believed, a new study reveals. And marine ecosystems can recover from this damage surprisingly fast.

E. coli can survive in streambed sediments for months

Studies by U.S. Department of Agriculture (USDA) scientists have confirmed that the presence of Escherichia coli pathogens in surface waters could result from the pathogen's ability to survive for months in underwater sediments. ...

Hidden water holds the key to a changing desert

Passover, which celebrates the Israelites' flight from Egypt, ended Tuesday night. Yet after the exodus, they wandered the desert for 40 more years. There, Moses struck a rock with his staff and made water flow.

Invasive species threaten marine biodiversity in Danish waters

Not all new underwater residents are polite. Some overshadow other species or gorge themselves on food sources at the expense of the species already living there. There is little data on invasive species in the Danish waters, ...

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