![Common Water-measurer](/sites/default/files/styles/node_hero_default/public/2018-01/water%20measurer%20cpt%20Mick%20E.%20Talbot.jpg?h=ef000400&itok=b62Tm7nw)
Common Water-measurer ©Mick E. Talbot
Common water-measurer
Enw gwyddonol: Hydrometra stagnorum
Found in ponds and marshes, the fragile look of the Common water-measurer belies its fierce nature. A predator of small insects, it uses the vibrations of the water's surface to locate its prey.
Species information
Ystadegau
Length: 0.9-1.3cmStatws cadwraethol
Common.