slack water


Also found in: Dictionary, Thesaurus, Wikipedia.
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 ?
We find that the geese decoy into the full bodies and the floaters sitting in the slack water most of the time," he said.
It is preferable to raise the anchor at slack water, and sometimes it may pay to head to sea to avoid tides which flood in strange directions.
Current speeds over the duration of the study ranged from slack water near the times of low and high tides to >50 cm [s.
Mississippi County officials are hoping the green light is given to the Blytheville Slack Water Harbor project, which would bring a port to the county.
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.
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," the spokesman said.
There were three pieces of slack water that looked ideal for resting fish.
In retrospect, it seems ludicrous to construct dams, fill them with water, and then expect the juvenile salmon, which barely can swim and depend on the flush" of river cuffent to propel them toward the ocean, to migrate through great pools of slack water.
Two miles upstream from the bridge, where the river meets the slack water of the reservoir, there's a huge logjam that rafts must be towed through.
Mississippi County Electric Co-op, in conjunction with the US Army Corps of Engineers, is beginning permitting and developing a financing plan for a proposed grassroot slack water harbor in Blytheville, Ark.
But he couldn't catch winner Keith Ward, who was pegged at 191 on the golf course section, near an overhanging bush which gave him some slack water.