Only the most eagle-eyed players will be able to fish out the hidden carp in seconds in this mind-boggling brainteaser. 

Brits have an undeniable love for puzzles, with estimates suggesting that up to 63% of the population spend nearly 169 hours a year solving them - that's almost an entire week dedicated to brainteasers.

But the latest river-themed brainteaser, created by Tombola, is sure challenge even the most seasoned puzzle enthusiasts.

The perplexing puzzle features a variety of freshwater life, from lengthy pikes to slippery eels, but the true test lies in spotting the single hidden carp amidst the murky waters in a matter of seconds. 

According to Tombola, a 40% of adults find themselves stumped to locate the elusive carp within 30 seconds - with one in four giving up entirely in their search.

Only the most eagle-eyed players will be able to fish out the hidden carp in seconds in this mind-boggling brainteaser

The image displays a river scene is teeming with a myriad of sage, green, and brown fish - including bass, trout, and eel - which camouflage the concealed carp in the depths of the dark riverbed. 

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The addition of yellow fishing hooks attached to green string, as well as clusters of olive-green seaweed, only intensifies the search for the hidden fish. 

The carp, cleverly concealed within this bustling underwater tableau of blue and green, challenges even the sharpest eyes - but have you managed to locate it within 30 seconds? 

If you still find yourself stumped after racing against the clock, then fear not, as we reveal where to find the slippery sea creature below. 

For those who can't quite spot it, the answer lies towards the bottom right-hand side of the image.

The carp can be found tucked between a trio of eels swimming in the same direction. 

Whether you found it or not, this brainteaser is a reminder of the nation's love for a good puzzle, proving that sometimes, the thrill is in the hunt. 

Up for another challenge? Get ready to put your memory and observation skills to the test as this mind-boggling brainteaser dares you to located the camouflaged cactus in seconds. 

For those who can't quite spot it, the answer lies towards the bottom right-hand side of the image

Only the most eagle-eyed players will be able to locate the camouflaged cactus in seconds in this mind-boggling brainteaser

Also crafted by Tombola, the perplexing puzzle challenges readers to find a cactus concealed within a jungle of various houseplant varieties in a shop.

However, you need to have the sharpest of eyes to spot the prickly plant - as the brainteaser dares you to locate it in under 9 seconds.

The average time to find the cactus is 55 seconds - but be warned, one in five players gave up entirely.

In the image, a shop assistant wearing an apron can be seen standing at a till point, alongside two sleeping cats, inside of a florist.

However, dozens of potted plants and flowers decorate the shop floor, as well as being placed on multiple shelves, window panes and the countertop.

Click here to reveal the answer if you haven't managed to locate the cactus.