Key fish species for the Namoi River Valley include: Species Specific outcomes In-scope for C’th water in the Namoi River Valley? Expand the core range of at Freshwater catfish (Tandanus least 3–5 existing populations Yes tandanus) (Candidate sites include Namoi River) A 10–15 per cent increase of Golden perch (Macquaria mature fish (of legal take size) Yes ambigua) in key populations A 10–15 per cent increase of Murray cod (Maccullochella mature fish (of legal take size) Yes peelii peelii) in key populations Establish or improve the core Possibly (Once widespread. Olive perchlet (Ambassis range of 2–5 additional Current extent unknown in agassizii) populations (Candidate sites Namoi) include Namoi River) Establish or improve the core River blackfish (Gadopsis range of 2–4 additional Yes marmoratus) populations (candidate sites include Namoi River) Expand the core range of at Yes (Current extent unknown in Silver perch (Bidyanus least 2 existing populations Namoi. Stocking of 50 000 bidyanus) (Candidate sites include fingerlings in 2016) Namoi River) Establish or improve the core Possibly (Once widespread. Southern purple-spotted range of 2–5 additional Current extent in Namoi gudgeon (Mogurnda populations – (priority unknown. Some stocking has adspersa) catchments include Namoi) occurred) Important Basin environmental assets for native fish in the Namoi River Valley / C’th of other refuge for Environmental asset site of period movement Biodiversity diversity e-water corridors species Key Dry Site Threatened Significance hydrodynamic Key drought High In-scope Namoi (Gunnedah to Walgett) Yes Yes Yes Yes Yes Yes Yes Peel River downstream of Chaffey Yes Yes Yes Yes Yes Dam Namoi River upstream of Keepit Yes Yes Yes No Dam
Key fish species for the Namoi River Valley include: Species Specific outcomes In-scope for C’th water in the Namoi River Valley? Freshwater catfish (Tandanus tandanus) Expand the core range of at least 3–5 existing populations (Candidate sites include Namoi River) Yes Golden perch (Macquaria ambigua) A 10–15 per cent increase of mature fish (of legal take size) in key populations Yes Murray cod (Maccullochella peelii peelii) A 10–15 per cent increase of mature fish (of legal take size) in key populations Yes Olive perchlet (Ambassis agassizii) Establish or improve the core range of 2–5 additional populations (Candidate sites include Namoi River) Possibly (Once widespread. Current extent unknown in Namoi) River blackfish (Gadopsis marmoratus) Establish or improve the core range of 2–4 additional populations (candidate sites include Namoi River) Yes Silver perch (Bidyanus bidyanus) Expand the core range of at least 2 existing populations (Candidate sites include Namoi River) Yes (Current extent unknown in Namoi. Stocking of 50 000 fingerlings in 2016) Southern purple-spotted gudgeon (Mogurnda adspersa) Establish or improve the core range of 2–5 additional populations – (priority catchments include Namoi) Possibly (Once widespread. Current extent in Namoi unknown. Some stocking has occurred) Important Basin environmental assets for native fish in the Namoi River Valley Environmental asset Key movement corridors High Biodiversity Site of other Significance Key site of hydrodynamic diversity Threatened species Dry period / drought refuge In-scope for C’th e-water Namoi (Gunnedah to Walgett) Yes Yes Yes Yes Yes Yes Yes Peel River downstream of Chaffey Dam Yes Yes Yes Yes Yes Namoi River upstream of Keepit Dam Yes Yes Yes No
portfolio-mgt-plan-namoi-2016-17.docx