after bait fish. that means he s finding enough food in the ones depleted sound. researchers are happy about that. what does this mean for the sharp population overall? researchers told us today that they re very excited about cabot s movement because the large shark population is down 90%. that is a lot. in the early 2000s, the shark population got to about 10%. so finding these big sharks, tracking them and giving them room to mate and thrive is a big deal. now sharks like cabot have been tagged, research is showing that the big sharks are doing well. cabot has his own twitter handle. you can track him on the tracking app that has crashed
market and they re old cheaper than in most prices have risen. they sell a marine air explains which to do with that i m an officious got more expensive in the last four years most just export it fish is one of our natural resources and not much of it stays income chakka that s why prices are rising because there s less of it here mala. rebut is if exports were cut and more fish stayed here it would naturally get cheaper with us quickly not. since the economic crisis prices for everything have. rising across russia and coming is no exception. if you sit in a we now live more frugally we used to be better off and didn t give a thought for the future because people income chacko were well looked after. you now we worry about the future like you in europe we have learned to tighten our
huge piles of fish skin. and getting these possed see if they had no value so i thought of really going giving it a try out to see if i. did this in too many. the lake provides a livelihood for local communities it s home to plentiful stocks of nile perch and can t fish. in a month one point five tons of the thick skins and look at newton s fish leather factory he collects the waste directly from fish fillets in plants. these skin because it produces. and it is also a health hazard but then battlement now these industries are at just sent to one of the biggest. that is. there you just next year so as they were throwing these into the environment their population that i was living in. slums were really in danger
one of ireland s biggest fishing harbors for centuries. boats large and small set off from here. in ireland the weather can change from one moment to the next but the view of the sea on the coast from a boat is always worth the trip. the only goal has got many fish species. general banging we go out we catch michael for bait fish. and after that we go in fresh for all of this some thirty five dollars also called. a thirty minute drive west from killybegs brings us to the cliffs of slieve league they tell us some six hundred metres over the atlantic and are among europe s highest cliffs. the view from the top is breath taking. this is a wonderful place so beautiful blue sky. day that we re having today is just gorgeous
s.ke most anglers in these parts, for him, one species of wish is king: the rainbow trout. what s it like to have a rainbow at the end of this line? oh, they re fun. they tend to be more active. they jump more. reporter: but in the 1990s, that fight shifted to one between rainbow trout and a parasite that invaded colorado rivers. it causes whirling disease, an aquatic plague, where young fish are deformed, swim in circles, and die of starvation. what kind of numbers of decrease did you see? literally a ten-fold decrease. reporter: ever since, colorado fish and wildlife manager renzo del piccolo has been working to keep the rainbow rout alive through various breeding programs. p the rainbow trout is hugely important to this state. reporter: how important? is there a dollar number? fishing in general, it s estimated over two billion dollars to the economy.