Main definitions of shoal in English

: shoal1shoal2

shoal1

noun

  • 1A large number of fish swimming together.

    ‘a shoal of bream’
    Compare with school
    • ‘Still, at the end of the dive a small shoal of mackerel did swim past.’
    • ‘The water below had turned from blue to dark brown as the shoal of sardines passed beneath us.’
    • ‘Local anglers are having a ball as shoals of mackerel still abound in the bay.’
    • ‘Apparently this wreck sometimes has huge shoals of juvenile fish on it, but not today.’
    • ‘Expect beautiful visibility and a spiralling shoal of barracuda.’
    • ‘Match catches also reveal some big shoals of bream all along the river, but particularly in the lower reaches.’
    • ‘Large shoals of pollack can quickly deplete the food supply on one wreck then move en masse to another.’
    • ‘Over Easter this year an enormous shoal of grey mullet was swirling round for at least a week.’
    • ‘There are fish everywhere - mixed shoals of snappers, fusiliers and grunts flowing in and out of the wreck.’
    • ‘An enormous shoal of mackerel were swimming overhead.’
    • ‘All the same we took about thirty fish from the shoal before they became too cross with us to feed on.’
    • ‘A large shoal of pollack can often be seen swimming above the engine.’
    • ‘Large shoals of pollack are often found gathered at the seaward end of the bay.’
    • ‘Diving both areas is fairly easy and enjoyable, and always features huge shoals of fish.’
    • ‘The fishermen were after pike, and the pike will be after the shoals of roach.’
    • ‘Small shoals of barracuda were regular inhabitants of this site, but these too failed to appear.’
    • ‘Last year they found some big shoals of bream below Kings Lawn and really hammered them out.’
    • ‘Sometimes you'll find shoals of roach and perch in streams running out into the bays.’
    • ‘Above the wheelhouse, a big shoal of barracuda has appeared while we are below.’
    • ‘Huge dense shoals of fish cover the forward quarter of the wreck.’
    1. 1.1British informal A large number of people or things.
      ‘shoals of people were coming up the drive’
      • ‘Before the current intifada began in 2000, shoals of tourists made it difficult to move in these lanes.’
      • ‘The popular take-away and restaurant in Chippenham has been short-listed for the area title of the contest, after shoals of nominations from its customers.’
      • ‘In the end I found a whole shoal of them in the sports section.’

verb

[NO OBJECT]
  • (of fish) form shoals.

    ‘these fish can safely be released to shoal with most adult species’
    • ‘Those of the 57 entrants in Sunday's Tadcaster open not drawn in the bottom field struggled on a clear Wharfe at Smaws Ings as the fish shoaled up above the weir.’
    • ‘Although large fish may be loners, leerfish will shoal in numbers if bait is present in large quantities and fishing at this time, such as during Natal's sardine run, can be phenomenal.’
    • ‘Last summer I encountered a squadron of 16 cuttlefish shoaling together, showing off their camouflage skills.’
    • ‘Whether it is to do with the exceptionally good weather, but there have been reports that so many fish are shoaling into Kinsale Harbour, the water is silver with scales.’
    • ‘Fish are more tightly shoaled at this time of year and a few good draws could make all the difference.’
    • ‘I find the chub are often shoaled up in numbers from ten to forty fish and providing you don't spook them you can often make a big catch.’
    • ‘It's a place to see shoaling hammerheads and big silky sharks, but it's not a place for new divers.’
    • ‘The Aire and Calder Canal at Pollington, near Selby, gets better in colder conditions with fish shoaling up tightly in the wides opposite the boats.’
    • ‘The fish have been shoaled in the shallower, faster, water downstream of the numerous weirs that bear testament to the river's industrial heritage.’
    • ‘Fish are starting to shoal more tightly in the deeper pegs with falling water temperatures making spectacular bags such as this a real possibility.’
    • ‘This is where divers from Cyprus come to see big fish - if you are lucky you will see tuna shoaling.’
    • ‘Then the whales broke the surface and were feeding on whatever fish were shoaling there.’
    • ‘Roach are beginning to show in numbers as they begin to shoal prior to spawning.’
    • ‘So we were going out to the really deep 60 to 90 meter line to see if the fish were shoaling up in the deeper water.’
    • ‘Many of these huge catches are only made possible because the fish are still so tightly shoaled.’
    • ‘With the Woodlands complex at Carlton Minniot starting to thaw out entries are gradually creeping up again and with the water still cold the fish are tightly shoaled.’
    • ‘Fish will often be shoaled up tight at the start of the season around the spawning grounds.’
    • ‘Grayling are starting to shoal on the rivers Eden and Wharfe with the rise in water levels and drop in water temperature after the rain.’
    • ‘Calculations would be vital in working out when storms might be expected and when fish would shoal.’

Origin

Late 16th century: probably from Middle Dutch schōle troop. Compare with school.

Pronunciation:

shoal

/ʃəʊl/

Main definitions of shoal in English

: shoal1shoal2

shoal2

noun

  • 1An area of shallow water.

    ‘we clawed our way out from the Bahamian shoals into the deep waters of the Atlantic’
    • ‘Two of the four ships managed to escape while the two others sought shelter in a shallow area of the shoal.’
    • ‘At the initial mapping, a 400 m baseline, delineating the deepest edge of the shoal, was established and marked with permanent metal stakes.’
    • ‘They ride the ship wakes for miles as they pass over shallow shoals.’
    • ‘Soon we were speeding across the near-shore shoal, a shallow boneyard of rocks and coral heads.’
    • ‘Mussels in unimaginable numbers once paved the shallow shoals of many rivers and provided an easily accessible food supply.’
    • ‘The following day, July 31, a rested, healthier crew experienced slow upstream travel through difficult shoals and rapids.’
    • ‘Water hisses on the shoal at the point, slaps, recalls the shipwrecks that dot these shores as surely as towns dot the map.’
    • ‘The shallowest shoals in the area had been reported at 37 metres, and depths earlier the same day had been between 50 metres and 300 metres.’
    • ‘The displacement and ballast of shoal draft boats are 100 lb greater than the standard draft versions to compensate for the higher center of gravity of the ballast.’
    • ‘The Dolomite depositional system is composed of a superficial plateau with shoals and ponds, limiting a submerged and protected inner shelf environment in the western area.’
    • ‘But thanks for reminding me of the Marines and thereby reminding me that even the US Navy uses a local pilot when navigating unfamiliar shoals.’
    • ‘On the morning of March 3, the three men anchored at a shoal, due to the heavy wind and the failure of the boat engine.’
    • ‘It never unnerved me, the natural blueness of his irises, so like the color of the water off the shoals of Bahamas.’
    • ‘At the surface there was nothing but rolling shoals of dirty brown water.’
    • ‘Tuesday's incident follows last Sunday's sighting by the Philippine navy of four Chinese vessels and 10 smaller boats in various areas of the shoal.’
    • ‘Today the shoals are flooded by back water from the Joe Wheeler Dam.’
    1. 1.1A submerged sandbank visible at low water.
      • ‘These offer information about shifting shoals, sandbars and such that can be critical for boaters and productive for fishers.’
      • ‘The sand forming these two shoals would ordinarily have been deposited on the East Beach during its eastward drift.’
      • ‘With its shoals and proximity to nearby shipping lanes, the Tortugas are a natural ship trap.’
      • ‘The chatter sounds are generally heard in and around sandy bottom areas such as shoals and beaches.’
      • ‘Oregon's lighthouses were all but inaccessible when they were built in the 19th century, near shoals and sandbars, treacherous offshore rocks and reefs.’
      • ‘She remembered driving the Ocean Gypsy onto the shoals.’
      • ‘For example, your DGPS can conceivably place you within 30 feet of a shoal, but the chart image loaded in the plotter could be one in which that area has not been resurveyed for decades.’
      • ‘It's warm, the spring tide is rising, we're going over a shoal.’
      • ‘They blamed an uncharted shoal that the vessel must have hit several hours before as the cause of the flooding.’
      • ‘He spent ten years working in the coal trade of the east coast of England - with its shoreline of treacherous, shifting shoals, uncharted shallows, and difficult harbours.’
      • ‘Of course, an unintended consequence of these jetties was that they created offshore shoals and sandbars that tended to magnify the waves here.’
      • ‘The seabed images were used by the Navy in deciding which areas of shoals and reef needed careful investigations using the ship's echosounder.’
      • ‘Although the Clyde was broad, until the early 19th century shoals prevented sea-going ships from sailing higher than Port Glasgow some twenty miles downstream.’
      • ‘However, some of the elementary cycles may have been influenced by intrinsic processes such as local shifting of sand shoals due to wave reworking.’
      • ‘It also addresses the fact that in many of these areas boaters travel near the middle because shoals, stumps, rocks and other hazards often exist near the sides of the channel.’
      • ‘They've navigated their way through narrow channels and around dangerous shoals using the same buoys and other navigational aids.’
      • ‘He knows polls and districts and congressional races the way a sea-fisherman knows tides and currents and shoals.’
      • ‘Carbonate particles removed from the ‘factory’ zone fed the onshore shoals and beach deposits.’
      • ‘In 1865, the Committee on Roads and Jetties raised funds for the filling and leveling of the shoal near the waterways junction.’
      • ‘Where are the navigational hazards such as shoals?’
    2. 1.2A hidden danger or difficulty.
      ‘he alone could safely guide them through Hollywood's treacherous shoals’
      • ‘In these turbulent waters, the American Navy navigates the political shoals and does what it does best - projects power.’
      • ‘In the birthplace of civilization, we have again run aground on the rocky shoals of nationalism, this time augmented by a religious fervor that increases the danger.’
      • ‘Churches of all sizes and shapes can run aground on this shoal.’
      • ‘Unfortunately, my spiritual search soon ran aground on the shoals of alcoholism, and would remain marooned there until May, 1993, when I got sober.’
      • ‘They have been doing so for years, of course, shrewdly navigating the political shoals.’
      • ‘The US is entering uncharted waters, which hide shoals that could cause its economy to sink into a recession and with it stocks and shares plummeting into the deep.’
      • ‘But with deficits rising and businesses anxious for new tax breaks, Congress will first have to navigate the treacherous shoals of domestic politics.’

verb

[NO OBJECT]
  • (of water) become shallower.

    ‘the water shoals reasonably gently, and the swimming is safe’
    • ‘Such vertical facies changes indicate that water depth generally shoaled as sediment supply exceeded the formation of accommodation space, probably as global sea level fell.’
    • ‘Endurance subsequently completed a detailed investigation, which revealed that the seabed shoaled without warning and incredibly steeply from more than 40 metres to 6.4 metres in eight seconds.’

adjective

North american
dialect
  • (of water) shallow.

    ‘crabs will move to shoaler water when the current changes’
    • ‘One of the extras listed was a shoal draught keel.’
    • ‘They are great fun to sail and perfectly suited for cruising in out-of-the-way places and shoal waters.’
    • ‘The ship deployed her mooring legs in a precision anchoring evolution less than 1,200 yards from shoal water.’

Origin

Old English sceald (adjective), of Germanic origin; related to shallow.

Pronunciation:

shoal

/ʃəʊl/