n medium animal aquatic 

Perception +6; electrolocation (imprecise) 30 feet, low-light vision

Skills Athletics +5, Stealth +7

Str +1 Dex +3 Con +1 Int -4 Wis +1 Cha -4

Electrolocation A stingray in water can use its electrolocation as an imprecise sense at the listed range to detect living creatures that are in the same body of water as itself.

AC  16; Fort +5, Ref +7, Will +5

HP 15

Speed swim 30 feet

Melee [>] sting +7 (agile, finesse), Damage 1d6+1 piercing plus stingray venom

Stingray Venom (poison) Saving Throw DC 16 Fortitude; Maximum Duration 4 rounds; Stage 1 1d4 poison damage (1 round); Stage 2 1d6 poison damage and clumsy 1 (1 round)

Bestiary 2, page 226.