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Tuna - solutions for restoration and enhancement
Shortfin and longfin eels are an important resource from both a human/cultural use and biodiversity perspective. -
Tuna aquaculture - international
Worldwide production of eels is estimated to be worth over $US 1 billion annually, with 233,589 tonnes of eel produced each year. -
Tuna - barriers to migration
One of the greatest threats to indigenous fish species which follow a catadromous life cycle (i.e., starting life at sea but then migrating into freshwater) are barriers that prevent or delay migrations between freshwater and marine environments. -
Tuna - loss of habitat
Much of the habitat that was formerly available to eels has been lost through practices like the wetland drainage and river channelling. -
Tuna - pressures on New Zealand populations
Freshwater eel populations around the world are in steep decline. -
Tuna - growth
New Zealand longfins are one of the largest eel species in the world. -
Tuna - biology and ecology
Freshwater eels have an unusual life cycle which sees them travelling between the ocean, estuaries and freshwaters. -
Customary fisheries management tools
Examples of customary fisheries management tools. -
Mitigation
Simple steps to minimise the effects of infectious substances on water quality and mahinga kai. -
Mitigation and best practice options
Here are some simple steps to minimise the effects of forestry activities on water quality and mahinga kai.