Tag: Fish

Sturgeons distribution in the Black Sea
Illustration in a set of graphics prepared for a pilot assessment report on the Black Sea drainage basin, for the UNEP Global Impact on Waters Assessment (GIWA). All data and information were prepared in close collaborat...
07 Nov 2010 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Turbot distribution in the Black Sea
Illustration in a set of graphics prepared for a pilot assessment report on the Black Sea drainage basin, for the UNEP Global Impact on Waters Assessment (GIWA). All data and information were prepared in close collaborat...
07 Nov 2010 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Murre colonies and human activities
The thick-billed murre and common murre have ranges 1,000,000 km2 and number in the millions or tens of millions of breeding pairs. However global populations are declining, although increases have occurred in some regio...
13 Oct 2010 - by Riccardo Pravettoni, UNEP/GRID-Arendal
African wildlife under threat from climate change
Climate change poses a threat to wildlife because as climatic conditions change, many species may be unable to tolerate the changes. This graphic shows the numbers of mammals, birds, reptiles, amphibians and fish species...
17 May 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Nile Delta: Potential Impact of Sea Level Rise
The potential impacts of sea level rise on the Nile Delta are expected to include a decline in water quality that would affect freshwater fish, the flooding of agricultural land and damage to infrastructure. This graphic...
17 May 2005 - by Otto Simonett, UNEP/GRID-Arendal
Distribution and spawning areas of four fish species
Distribution and spawning areas of arctic cod, polar cod, herring and capelin in the Barents Sea region. The Barents region is in the Arctic and covers the area of Western Russia and the northern areas of Finland, Sweden...
04 Oct 2005 - by Philippe Rekacewicz, UNEP/GRID-Arendal
Exploitation status of marine fish stocks
No data.
28 Mar 2006 - by Bounford.com and UNEP/GRID-Arendal
Fish yield and fish sanctuaries, MACH sites
Continous monitoring of fish yields have increased since the MACH project start in 1998, with a more than doubled yield in 2004 compared to 1999. Part of the project has been for the communities to establish fish sanctua...
11 Jul 2006 - by Hugo Ahlenius, UNEP/GRID-Arendal
Fishing yield
Three-quarters of the world’s fish stocks are currently exploited to the maximum extent, if not in excess (FAO, 2000). This exploitation has had the following impacts: - A growing variety of fishery products are being e...
26 Jan 2009 - by Phillippe Rekacewicz, February 2006
Tigris and Euphrates rivers fragmentation
It has been predicted that access to water will create conflict between countries. In Africa, central Asia, west Asia and the Americas, some countries are already arguing fiercely over access to rivers and inland seas, a...
26 Jan 2009 - by Philippe Rekacewicz
Fish diversity in freshwater systems
Although freshwater ecosystems such as rivers, lakes and wetlands occupy less than 2% of the earth’s total land surface, they provide a wide range of habitats for a significant proportion of the world’s plant and animal ...
26 Jan 2009 - by Philippe Rekacewicz
World fish consumption per capita and per year
World fish consumption per year and per capita.
26 Jan 2009 - by Philippe Rekacewicz
The decline of cod in the North Atlantic
Graph of the decline of fish stock globally and a map of fish stock in Maritime Canada and the United States.
26 Jan 2009 - by Philippe Rekacewicz
Planet index 2007 for marine species population
The Marine Species Population Index provides an assessment of the average changeover time in the populations of 217 species of marine mammals, birds, reptiles, and fish. The index represents the average value of six regi...
26 Jan 2009 - by GRID-Arendal
Fish protein world consumption
Consumption of proteins from fish in % of total consumption of animal protein.
26 Jan 2009 - by Phillippe Rekacewicz, February 2006
Biological oxygen demand - BOD: 1976-2008
The availability of oxygen is one of the most important indicators of the condition of a water body, because dissolved oxygen, or DO, (the amount of oxygen dissolved in water) is necessary for most aquatic organisms, inc...
26 Jan 2009 - by Phillippe Rekacewicz, February 2006
The WWF living planet index for freshwater
'The over-exploitation and mismanagement of fisheries, particularly when combined with other man-made stresses, can lead to the collapse of regional fish faunas. In many countries, aquaculture is rapidly increasing in re...
26 Jan 2009 - by GRID-Arendal
Damming the world
The construction of large dams - defined as those with walls at least 15 metres high - has increased significantly over the past 50 years. The average height of new dams, estimated at 30-34 m from 1940-1990, increased to...
26 Jan 2009 - by Phillippe Rekacewicz, February 2006
Industrial areas and seasonal zones of oxygen depleted waters
This graphic illustrates the strong link between areas with high densities of industrial activity and zones of seasonally oxygen-depleted waters. There is a strong link between areas with high densities of industrial ac...
26 Jan 2009 - by Phillipe Rekacewicz, (Le Monde diplomatique) February 2008
Fish Catch
The worlds most productive fishing grounds are confined to major hotspots in around 7.5% of the ocean surface, where over half of the fish are caught.
06 Oct 2009 - by Riccardo Pravettoni, UNEP/GRID-Arendal
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