It's most common between 9 a.m. and 4 p.m. and, as previously stated, produces a massive shadow. The giant snakehead lives in ponds and is relatively easy to catch.
It's an uphill battle to get it to show up, unfortunately. The giant snakehead competes for space in the pond with a variety of other fish.
However, there are a few strategies that players can employ to try to get it sooner rather than later. The first way is to use manila clamps as bait. In case the enormous shadow arrives, players must put bait into the pond and keep their fishing lines ready.