20 November 2020 Update Where in the MDB is Larry this week?

Tracking the progress of lamprey migration up the River Murray

Murray-Darling Basin Shorty is here! River Murray system Tributary Lake

Wilcannia Lock 5 Lock number

Broken Hill Town h c n a r b a Larry is here! n A a alk Menindee Lakes Talyw

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Burtundy Weir Lake Wentworth 2 6 DARLING RIVER Morgan Renmark Lake Bonney 11 Barren Box Swamp

Grith Gogeldrie Weir Blanchetown 10 Stur 3 5 7 8 9 Redbank Weir 1 Euston Lakes Hay t Canal Euston Loxton 4 RIVER MURRAY Weir Leeton Maude Weir MIA Main Canal

Robinvale Balranald Hay Weir Tombullen Storage Burrinjuck Dam Colleambally Weir Lake Burrinjuck Yass Mannum 15 MURRUMBIDGEE RIVER R Colleambally I V Canal E eek Berembed Weir Murray Bridge R E o Cr M W dw ak ard U o Ri anc o ver Y Lake Alexandrina R l R R iv Canberra A er Barrages Y Stevens Weir Goolwa Bill Canal abon g Cr eek Holbrook Weir Barham Canal Lake Albert 26 RIVER MURRAY Macorna Yarrawonga Weir Channel Barmah Dam The Coor Choke Lake Hume Yarrawonga Main Channel Wilcannia National RIVER MURRAY ong Channel B ro Yarrawonga ke O Echuca n v Wodonga C e r n r e s M Cooma e Charlton e R v Shepparton k i i i Wangaratta v t e t R r

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R East Goulburn B a A a Western e r R r o e p Main Channel R iv k e v Channel s Waranga i r i Benalla e a v R n e p Basin r n Goulburn Weir R m

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r o L Lake Dartmouth G ou Eildon Weir Seymour lb ur n R h iver Lake Eildon DARLING RIVER c n a r b a n A a alk Menindee Lakes Talyw

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h 1nc ra b a n SOUTH AUSTRALIA A g in l Pooncarie r 1 a D

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r 6 1 4 G Burtundy Weir Wentworth NEW SOUTH WALES 2 6 DARLING RIVER Morgan Lachlan River Renmark 11 Trap used to sample the Tauwitchere 1 Lake Bonney Barrage small vertical-slot fishway Barren Box Swamp

Grith Mildura Gogeldrie Weir Blanchetown 1 3 5 7 9 10 Redbank Weir MURRUMBIDGEE RIVER Stur 8 Euston Lakes Hay t Canal Euston Loxton 4 RIVER MURRAY Balranald Weir Leeton Maude Weir MIA Main Canal

Robinvale Balranald Hay Weir Tombullen Storage 19 Burrinjuck Dam 3 4 Colleambally Yanco Weir Lake Burrinjuck Yass Mannum 15 MURRUMBIDGEE RIVER 5 R Colleambally 4 I Gundagai 7 V Moulamein Canal E eek Berembed Weir Murray Bridge R W Ed o Cr M a wa Wagga Wagga k rd R U oo ive anc 1 R l r Y Lake Alexandrina R R iv Jerilderie Tumut Canberra A er Barrages Y Stevens Weir Deniliquin Goolwa Swan Hill Bill Wakool Canal abon g Cr eek Holbrook Kerang Weir Barham Lake Albert 26 RIVER MURRAY Macorna Yarrawonga Weir Channel Barmah Lock by lock breakdown of numbers of pouched lamprey (grey) Pouched lamprey Lake Mulwala Corowa The Coor Choke Lake Hume and short-headed lamprey (green) passing through fishways (GeotriaKow Swamp australis) Yarrawonga Main Channel Albury National RIVER MURRAY ong Channel B ro Yarrawonga ke O Echuca n v Wodonga C e r n r e s M Cooma e Charlton e R v Shepparton k i i i Wangaratta v t e t R r

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c e e Week by week breakdown of lampreys caught and tagged ato barrage fishways v i

Waranga i w t v t

R East Goulburn B a A a Western e r R r o e p Main Channel R iv k e v Channel s Waranga i r i Benalla e a v R n e p Basin r n Goulburn Weir R Week Recorded Total pouched Total short-headedm

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L Lake Dartmouth 11 pouched @ Goolwa G ou Eildon Weir Seymour lb ur Week 1 - 27-31 July 3 pouched @ Mundoo 15 - n R iver Lake Eildon 1 pouched @ Tauwitchere 57 pouched @ Goolwa 76 Week 2 - 10-14 Aug 3 short-headed @ Goolwa 3 4 pouched @ Mundoo 8 pouched @ Goolwa Week 3 - 24-27 Aug 93 3 9 pouched @ Mundoo

Week 4 - 7-13 Sept 4 pouched @ Goolwa 97 3

3 pouched @ Goolwa Week 5 - 28 Sept - 2 Oct 101 3 1 pouched @ Boundary Creek

Lamprey monitoring is supported by SARDI, a division of Department of Primary Industries and Regions, Department for Environment and Water, Commonwealth Environmental Water Office, SA Water and CSIRO. Monitoring is funded by The Living Murray initiative.