slack water


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Related to slack water: tidal datum

slack water

[′slak ′wȯd·ər]
(oceanography)
The interval when the speed of the tidal current is very weak or zero; usually refers to the period of reversal between ebb and flood currents.
References in periodicals archive ?
1]) was observed 30 min before slack water when the flow direction changed from southwestward to northeastward.
Surman takes this thought a step farther by noting that active "reaction" baits will be most effective when the tide's moving hard, while switching to flipping, pitching and dragging stuff is the better call during slow to slack water.
We supplement that with six-dozen goose floaters in the slack water.
Most fish are caught during slack water, when tuna are most active.
While this is no time to be anywhere near in a dinghy, an hour or so either side of slack water is the ideal time to go exploring.
A pair of Indians working a drift net from a fiberglass skiff near White Salmon brings to mind the precarious fishing scaffolds at Cecilo Falls, long ago flooded by the slack water behind The Dalles Dam.
Since tidal current and river flow are always present, there is no appreciable slack water in the Reversing Falls section.
One morning it might be slack water, held back by a dam; on another, a four-mile-an-hour current gives the boat a free ride.
Look for the seams between slack water and the faster currents.
Shortly after World War II, most of the river's natural character was altered by dams and channels to create a deep, rock-lined barge canal and a series of slack water reservoirs.
The coastguard spokes- man said: "We were up against the clock because we only had about an hour until nightfall but, during a period of slack water, we located the men with the helicopter and managed to rescue them.