thermocline


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Related to thermocline: halocline

thermocline

a boundary layer, found in lakes or enclosed seas, between warm upper water and cooler lower water, that is usually maintained only under calm conditions in summer.
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Once the thermocline develops and fish begin to scatter horizontally above it, school sizes are reduced, young-of-the-year baitfish are abundant and easy prey, and fish metabolism is approaching an annual peak, hence, they move often and feed often and are more difficult to locate.
diomedeae did not cross the thermocline, which was at between 100 and 160 m depth in that study.
The region's anomalous warm temperature in September was confined to the upper 20 m with a steep thermocline below 20 m.
DSBG uses depth to selectively target swordfish below the thermocline during the day, a strategy that has been shown to reduce non-target interactions in several deep-set longline fisheries around the world (Beverly and Robinson, 2004; Gilman et al., 2006, 2007).
The horizontal thermocline (boundary layer between the upper and lower regions of the tank), Figure 2, develops in the tank because of the carefully engineered flow rates, diffuser and tank design such that as the water flows in and out of the tank, and the temperatures inside the tank do not mix and remain one relative temperature on each side of the thermocline.
Average MLD was 28 m, but was deepest in transect 2, where the thermocline profiles dropped to 42 m in the middle stations.
Use a depthsounder and/or a thermometer to establish where the thermocline is, that point at which the warmer layer of top water meets the colder, less-oxygenated bottom layer.
Then just as suddenly, you float into a chilly layer, a thermocline. As I joked to my new underwater BFF Christine, this is what menopause feels like!
This is a geoengineering idea proposed by James Lovelock, the father of Gaia Theory, in which the dampening of wave action is used to drive a pumping motion of deep, cold, nutrient rich water below the thermocline up to the surface.
Where these two bodies of dense water meet there is a zone of rapid change in the water temperature, called the thermocline or pycnocline.
Therefore, consistent daily shifts in depth distribution of white seabass may correspond with semidiurnal fluctuations in coastal thermocline depth.