Sentences with phrase «of local fish populations»

Overfishing Causes Extinctions of Local Fish Populations.

As a result of rising ocean temperatures coral bleaching is becoming more common, and it's causing a biotic homogenization of local fish populations.

The event had a significant impact on the biodiversity of local fish populations, which changed substantially when reefs did not recover.

Not exact matches

Local stewardship, in situ surveillance, full - time enforcement of resource access rights, and management of high - value fish stocks were the most important factors in boosting arapaima populations across a wide range of lakes, especially in close proximity to communities.

Boosting these fish populations offers not only much - needed animal protein for the local community but also an unprecedented source of income.

The prize will recognize the recipients for their determination to save the vaquita and help local fishermen transition to fishing gear friendly to the small porpoise whose entire population lives in the northern Gulf of California, Mexico.

Reporting from Ny - A ̊lesund — a research base in Norway, 1000 kilometers north of the Arctic Circle — Kintisch describes how «[m] eter - tall waves and driving snow are common here in the Svalbard archipelago, where the Atlantic and Arctic oceans meet, but that doesn't deter [Markus] Brand, a graduate student from the Alfred Wegener Institute... in Helgoland, Germany,» from pursuing his research on local fish populations.

The second was the fish's genes; local populations of fish have similar genetic markers.

Over time, a mating population of native and non-native fish will result in only hybrid individuals with substantially reduced fitness because their genomes have been infiltrated by nonnative genes that are maladapted to the local environment.

Using this method to estimate the abundance and distribution of fish species could help scientists more easily understand the impact certain environmental factors, such as oyster farms or pollution, are having on local fish populations.

Populations of pacific herring, a cornerstone of the local fishing industry, collapsed.

Normally these fish are so plentiful that many dozens can be captured in a single sweep of a net; but when they are not, fishing families move to a different area, allowing local populations to recover.

Then they used the stock assessments to not only calculate the overall fish populations, but also local fishing rates — how much of a fish population was being caught at a given time.

But in the context of the fish being caught in Tanzania's own Lake Victoria, the fact that locals are paid more than market price by foreign companies is seen as a contributing factor to hunger in the population.

Julie also led a Collaborative Fisheries Research project in which scientific data on the diet of salmon is collected in partnership with local recreational and commercial fishers, providing data to help understand the recent salmon population crash (Thayer et al. 2013).

Also, the local fish populations may never recover after the sheer number of car bombs players are asked to dispose of in the harbor.

At the daily market in Duong Dong town we encountered our only traffic jam: half the island's population packed into six chaotic blocks, where hundreds of vendors sold suckling pigs, fish just off the boat, and local fruits and vegetables.

Since the population of fish is directly related to the production of phytoplankton, the growth in phytoplankton numbers increases the yield of local fisheries.

The golden eagle replaced the bald eagle and began to feed on feral pigs following the decimation of the local bald eagle population due to DDT exposure in the 1950s — the bald eagle would have deterred the golden eagle from settling on the islands while it subsisted on fish.

In addition, fishing and diving activities needed regulation, and some of the local population wanted a reserve to harness the eco-tourism market

This little city has a population of not more than 800,000 people — and is the perfect place to feast on freshly caught fish and sip local wines.

Great for experiencing the daily lives of the local population, the northern end of Mui Ne Bay is home to a traditional fishing village which also offers a picturesque view of the coastline lined with swaying palm trees and colourful fishing boats moored on the water.

Destructive fishing methods, sea weed farming and an increase in both local population, and dive and general tourism, were beginning to upset the delicate balance of these thriving eco-systems.

In an effort to protect the Turneffe Atoll's fish population, as well as the livelihood of our local fishermen, our fishing program is catch and release, operating all day.

This project will signify the expulsion and disappearance of sustenance for many thousands of fishing families and it was imposed on the region without the consent and participation of the local population.

Krill also face another threat, which was not a focus of our research: Concentrated industrial fishing is depleting local krill populations, potentially forcing penguins and other species to shift their foraging patterns.

Hydroelectric dams planned for the tropical rivers of Mekong, Amazon and Congo could destroy local fish habitats and cause human populations to relocate, too.

The phytoplankton - dependent krill populations in the Southern Ocean which are the staple food of all the great baleen whales are now down by 80 % and the shortfall is now also starving local fish species, penguins and seals.)

Throughout the latter part of the 20th century, the once - plentiful wild salmon populations in the chilly waters of the North Atlantic dwindled to dangerously low levels, affecting not only the sensitive ocean and river ecosystems of the region, but also the rural communities for whom salmon fishing is a long - held local tradition and source of income.

Speaking with others who lived or fished along local rivers, he learned the extent of Iceland's shrinking river salmon populations.

This project will benefit communities that rely on healthy Boreal and Great Lakes St Lawrence Forest, where local ecotourism economies are dependent on stable populations of moose, deer, fish and the quality of forest cover.

But it's also home to productive commercial fishing operations, as well as local populations who rely on fishing for a significant portion of their sustenance.

Over the years, it has provided the local population with an income in winter when other forms of agricultural work were scarce and severe storms made fishing hazardous.