Category Archives: ova / eggs

Brown trout embryo video

Posted on February 19, 2015 by Mr. Pietri

Yesterday, during their AFYD class, the Stronsay pupils had the                                      chance to observe a trout embryo developing inside its ovum. For this, we used a digital USB microscope linked to a laptop and set it up over the egg placed … Continue reading →

Posted in ova / eggs, Stronsay, Trout life cycle | Leave a comment

First alevins at Stromness Primary!

Posted on February 19, 2015 by Mr. Pietri

Received some good news from Miss Kelday today and hatching has started at Stromness Primary! Even though keeping the water temperature below 10ºC proves to be a bit of a challenge, the tank must have been very well looked after. … Continue reading →

Posted in Alevins, ova / eggs, Stromness Primary | Leave a comment

Ova video

Posted on February 15, 2015 by Mr. Pietri

Here’s a short video, shot a few days ago, of the ova in their tank at the Stronsay School. The eyes are clearly visible now. Everything seems to be running smoothly so far and it shouldn’t be long before hatching … Continue reading →

Posted in ova / eggs, Stronsay | Leave a comment

News from Sanday

Posted on February 9, 2015 by Mr. Pietri

For the third year running, the Sanday school have put their shed to good use and it is again the home for a batch of Harray Loch brown trout ova. As in the past, pupils and teachers have embraced the … Continue reading →

Posted in ova / eggs, Sanday, Trout life cycle | 4 Comments

New batch of ova for St Andrews Primary

Posted on February 9, 2015 by Mr. Pietri

  A new ova delivery took place at St Andrews Primary this morning, following last week’s incident… The eyes are merely beginning to show and most of those eggs will hopefully turn into alevins and fry and bring a fresh … Continue reading →

Posted in ova / eggs, St.Andrews Primary | Leave a comment

Disaster at St. Andrews…

Posted on February 6, 2015 by Mr. Pietri

It was discovered yesterday that all the ova had died at the St Andrews school, the cause of death being a rise in water temperature caused by a lamp left on. If any other schools use a light source close … Continue reading →

Posted in ova / eggs, St.Andrews Primary, Uncategorized | Leave a comment

Update on the Stronsay ova

Posted on February 4, 2015 by Mr. Pietri

With a very low water temperature averaging 5°C, the Stronsay ova have been doing very well so far. No deaths have been recorded since the start of the project and the eyes should be showing shortly. Congratulations to the S3 … Continue reading →

Posted in ova / eggs, Stronsay | Leave a comment

Stromness Primary underway!

Posted on January 28, 2015 by Mr. Pietri

This is copy & paste from Mrs Kelday’s blog (with her kind permission): http://p5sps2014.blogspot.co.uk/ Troot in the Shed Yesterday Malcolm Thomson from the Orkney Trout Association came to P6 to start us off with our mini topic – Troot in … Continue reading →

Posted in ova / eggs, Stromness Primary, Uncategorized | Leave a comment

Introducing fish, fry or ova…

Posted on January 16, 2015 by Mr. Pietri

As our 5th edition of “Troot in the Shed” is about to start in the next couple of weeks, it was the perfect time to fill in all those forms to apply for the future release of our fry. Releasing … Continue reading →

Posted in Alevins, General info, ova / eggs | 3 Comments

“Troot in the Shed 2014” on Dreamstore Academy website

Posted on June 24, 2014 by Mr. Pietri

http://www.dreamstore.org/update/2014/04/troot-news-from-the-very-north/  

Posted in Dounby Primary, General info, North Walls, ova / eggs, Papdale Halls, Sanday, St.Andrews Primary, Stromness Primary, Stronsay, Trout life cycle | Leave a comment