Horseshoe crab

The horseshoe crab is a type of sea creature in the, introduced in.

In
After donating the horseshoe crab to the museum, it can be found in a large pool in the first room of the Sea exhibit, along with a number of other sea creatures. The exhibit has this to say about the horseshoe crab:

In
When donating to the museum, Blathers will say the following:

Unlike other sea creatures, the horseshoe crab is displayed in the freshwater fish area, in the bottom of the three river tanks alongside the sturgeon.

In
During a Fishing Tourney, when given a horseshoe crab, Chip will not score the sea creature but will say the following: