Sea Lamprey migration blocked by weir
Sea lampreys Petromyzon marinus running at Annacotty weir on the Lower River Mulkear, Co Limerick, during early June 2018. Overnight rain caused river levels to rise and this stimulated upstream…
Category: Sea lamprey
Introduction to lampreys and issues they face in Ireland
Three species of lamprey occur in Ireland; the brook lamprey Lampetra planeri, the river lamprey Lampetra fluviatilis and the sea lamprey Petromyzon marinus. The lampreys (family Petromyzonidae) belong to a…
Shannon Sea Lamprey Documentary
We were delighted to work recently with BBC Earth on a documentary on Sea Lampreys Petromyzon marinus. The filming took place during early-June 2017 on the old River Shannon at Castleconnell, Co Limerick.…
Sea lamprey spawning survey 2016
We undertook a number of Sea Lamprey Petromyzon marinus spawning surveys during 2016 and some videos from these surveys are presented on this post. Sea Lamprey is the largest of…
River Lampreys spawning on Lower River Slaney
The following is a video of River Lampreys Lampetra fluviatilis and adult Minnows Phoxinus phoxinus (in their spawning colours) interacting on the Lower River Slaney at Scarawalsh during early May…
Lamprey surveys, Lower River Shannon, 2015
This post provides links to videos we posted to our YouTube channel this year of migratory lampreys spawning in the Lower River Shannon Special Area of Conservation. These are some…
Ireland’s Dodgy Sea lamprey Mitigation?
Inland Fisheries Ireland’s talk delivered at #fishpassage2015 was entitled “Dodgy barriers: conservation implications and mitigations for sea lamprey in Irish SAC’s“. This should have been entitled “Ireland’s dodgy sea lamprey…
Sea lampreys spawning in the Lower River Shannon SAC
We are currently undertaking a survey of lamprey populations in the Lower River Shannon Special Area of Conservation, and the sea lamprey spawning season is now under way. We recorded…
