1. Tergipes tergipes. Length 2.5mm. Digestive gland orange-brown in some cerata, others empty. Colour reflects that of hydroid consumed. White ovotestis in translucent body. Flanks, rear of head and rhinophores tinted brown. Sept. 2010. LWS, Mersey Estuary.
2. Tergipes tergipes. Length 2.5mm. Digestive gland orange-brown in some cerata, others empty. Colour reflects that of hydroid consumed. White ovotestis in translucent body. Flanks, rear of head and rhinophores tinted brown. Sept. 2010. LWS, Mersey Estuary.

Tergipes tergipes. Length 2.5mm. Digestive gland orange-brown in some cerata, others empty. Colour reflects that of hydroid consumed. White ovotestis in translucent body. Flanks, rear of head and rhinophores tinted brown. Sept. 2010. LWS, Mersey Estuary.