News & Updates
Eels
This short video shows elvers climbing across both smooth and rough surfaces. The urge to overcome obstacles is powerful and you can see individuals climbing over each other. The more we watch these creatures, the better we understand their capabilities and...
Nelson City Fish Passage Restoration Program
Here in NZ it was Conservation Week last week. Barriers to Fish Passage, is certainly making the headlines, particularly with the announcement of the National Policy Statement Freshwater Management (NPS-FM 2020). Nelson City, NZ has been ahead of the game, with a...
Field Day
I had a great day out in the field with a bunch of folk keen to do some learning with gumboots on. Kelsey Tills of Rayonier kindly organised the day with representatives from Forestry (Rayonier and PF Olsen), local government (Waikato Regional Council), contactors and...
Focus On Maintaining Fish Passage During Low Flows
It is worth remembering that lows flows and shallow water are challenges to migrating fish. The video below represents remediation to an upgraded urban storm water pipe serving a small tributary of the Maitai River near Nelson, NZ. The upgrade involved...
Climbing Redfin
Tim Olley captured this rare footage of a juvenile redfin bully (Gobiomorphus huttoni) climbing up a retro-fitted mussel-rope with backing, into an overhanging culvert. It reminds us that, given half a chance, many fish will navigate challenging obstacles. What is not...
Reservoir Video
Below is one of Tim's videos featuring the culvert remediation project in the recently published "Lessons Learnt 8". There is some great underwater footage showing how fish navigate upstream utilizing the back-eddies and rest pools created by the flexible baffles. For...