An academic in youth justice and criminal law says while the rangatahi court system is a positive development, elements of it need to be rolled out to accommodate adults as well; Muaupoko iwi members advocating for the clean-up of Lake Horowhenua say they'll pursue court action to stop stormwater from entering the lake; A Maori health professional says mentoring for young Maori doctors is limited and he wants to see them get more support; A traditional Maori method of catching freshwater crayfish is providing better data for researchers than western methods.