Tampilkan postingan dengan label char. Tampilkan semua postingan
Tampilkan postingan dengan label char. Tampilkan semua postingan

Minggu, 26 Juni 2016

Arctic Char In Sustainable Farming

picture of high density arctic char farming in tanks
Arctic Char Growing In Tanks
My experiences raising Arctic Char in land based farms using tanks and raceways, with groundwater supplies and water recirculation aquaculture systems, have been positive overall.

I am what you may call a Charr fanatic since the early eighties and most of my experience has been hard won. The road to now has had its share of bumps and even a couple of cliff sized falls. There have fortunately also been some sunny times and even pay days. It has been interesting and rewarding in many ways but also frustrating at times.

I have grown Char at stocking densities that exceed the normal for rainbow trout or salmon in similar farming systems. In a properly designed and operated land based farm, this factor can lead to increased production amounts per unit of rearing space. The high density stocking characteristics of the species can allow the production intensification necessary in controlled systems and provide increased economy of scale, helping to offset the increased costs of building eco-friendly land based fish farms.Full article published at northernaquafarms.com "Arctic Charr Aquaculture - History and Experiences in Canada"

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Jumat, 20 Mei 2016

Arctic Char In Aquaculture


Arctic Char were first investigated as an aquaculture species because it was expected that they would have low optimum temperature requirements and would grow well at the cold water temperatures present in numerous areas of Canada. It was also "correctly" anticipated that the Arctic Char would be welcomed as an alternate selection to Rainbow Trout and thus could provide producers with a unique product and a niche in seafood markets.


Canadian Arctic char are farmed in the Yukon Territory, Nova Scotia, and New Brunswick, Quebec and Manitoba. Operators in Iceland, Norway and the USA also raise Char. There are several different strains of Arctic Char being used in aquaculture. The most common strains used in Canada are derived from Nayuk Lake and Fraser River stocks. Read More Here

Good Aquaculture Attributes

The majority of Arctic char produced today are raised in land-based systems. Arctic char eggs are hatched within specialized hatchery facilities where the young fish remain until they reach ~100 grams and can be transferred to larger grow - out tanks. The initial early rearing stages of growing can take almost a year for the juveniles to reach 100 grams. Once in the production farm Arctic char exhibit a rapid growth spurt from juvenile to adulthood, with most stocks reaching market weight (1-2.5kg) within the next 12 months. Read More Here

Well Suited to Land Based Aquaculture

Land-based Arctic char rearing systems are considered to be among the most environmentally responsible fish farming designs. Facilities that utilize designs based on the principles of Recirculation Aquaculture technologies are among the most cutting edge farms. Arctic Char exhibit unique characteristics that make the species favorable to land based secure production, chief among those is its natural desire to shoal and live in high density populations. Read More Here

Excellent Market Reception

The Arctic Char is highlighted as a “Best” choice by the Monterey Aquarium Seafood Watch Guide for Healthy Oceans. The New England Aquarium lists farm raised Arctic Char as an ocean friendly species. They call it an excellent choice. Read More

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Arctic Char Farming Introduction
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