|Family||Scientific Name||Author||Year||Common Name|
|Gasterosteidae||Apeltes quadracus||(Mitchill)||1815||Fourspine Stickleback|
Unique Characters: Scaleless body with four dorsal spines angled alternately left to right. Long slender caudal peduncle.
Threespine Stickleback Gasterosteus aculeatus. Although not yet recorded from North Carolina, it has been documented in Chesapeake Bay. It has three dorsal spines and a short caudal peduncle.