Tag Archives: dam

Dead Zones that Choke Marine Life Also Found in Freshwater Streams

Hypoxic dead zones, which occur when dissolved oxygen levels in water drop so low that fish and other aquatic animals living there suffocate, are well-documented problems in many coastal waters. Now, a Duke University-led study reveals that they also occur in freshwater urban streams. The study measured dissolved oxygen concentrations, light levels, water chemistry and stream flow in six streams

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Aquabotix Wants to Deploy Technology to Assist with Surveying Hurricane Damage

Aquabotix is an underwater robotics company that makes underwater drones called autonomous underwater vehicles (AUVs) and remotely-operated vehicles (ROVs), as well as networked underwater cameras. The company has issued a statement that this kind of equipment could be useful for surveying underwater damage to infrastructure at ports, offshore drilling rigs and various submerged coastal structures. They are launching a new

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