READ MORE: Brain-eating parasite kills child after travelling up his nose during lake swimIn some extreme cases, others found the insect-like creatures tucked away in their swimwear.
The Marine Lake Enthusiasts Society (MARLENS), which manages Clevedon's Marine Lake, advised people to avoid the areas until they get refreshed by an overtopping tide.
A spokesman for Clevedon Marine Lake said: “We've had a few comments and messages about bitey things in the lake. “One theory is that they're sea lice.
Another, is that they're baby jellyfish - little jellyfish larvae (Medusa) that are difficult to spot. “These critters get in the lake when the sea comes over the wall and they do bite or sting.
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