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Your search for "2801" gave back 57 results.

Fish productivity by aquatic habitat and estimated fish production in Cambodia

This report reviews and details the fish productivity of the main aquatic habitats in Cambodia, and proposes an estimate of the annual fish production based on this approach. Fish River basins Flood plains Rice Asia Cambodia Chheng, P. Un, S. Tress, J. ...

Type: Publication

Balancing hydropower and biodiversity in the Amazon, Congo, and Mekong

The world's most biodiverse river basins (the Amazon, Congo, and Mekong) are experiencing an unprecedented boom in construction of hydropower dams. These projects address important energy needs, but advocates often overestimate economic benefits and ...

Type: Publication

Fish, sediment and dams in the Mekong

The Mekong River is home to the largest inland fishery in the world, which is due in part to its exceptional sediment and nutrient loads. The number of dams in the Basin is expected to increase from 16 in the year 2000 to between 77 and 136 by 2030. These ...

Type: Publication

The importance of the fish resource in the Mekong River and examples of best practices

The Mekong is an exceptional river in many ways. In terms of fish biodiversity, it is the world’s second richest river after the Amazon (www.fishbase. org). With 6 to 18% of the global freshwater fish catch, it is also home to the largest freshwater ...

Type: Publication

Trading-off fish biodiversity, food security, and hydropower in the Mekong River Basin

The Mekong River Basin, site of the biggest inland fishery in the world, is undergoing massive hydropower development. Planned dams will block critical fish migration routes between the river's downstream floodplains and upstream tributaries. Here we ...

Type: Publication

Heavy metal contamination in surface water and sediment of the Meghna River, Bangladesh

The present study was designed to evaluate the temporal variation of ten metals (Al, Cd, Co, Cr, Cu, Fe, Mn, Ni, Pb, Zn) in the surface water and sediments of the Meghna River, Bangladesh during rainy, winter and pre-monsoon seasons by generating some ...

Type: Publication

Impact of tannery effluents on the aquatic environment of the Buriganga River in Dhaka, Bangladesh

This study presents an overview of the existence and effects of six heavy metals, chromium (Cr), lead (Pb), cadmium (Cd), mercury (Hg), manganese (Mn), and aluminum (Al), in tannery effluents released to the Buriganga River in Dhaka, Bangladesh. The ...

Type: Publication

Unconventional fishing methods in the Anambra and Imo River Basins, Nigeria

The Anambra and Imo River basins are richly endowed with fishery resources. The use of unconventional fishing methods, such as local poisonous herbs and chemicals and various explosives, threatens to destroy their aquatic resources. Some control measures ...

Type: Publication

Length-weight relationships of the mudskipper Periopthalmus barbarus in the Imo River estuary, Nigeria.

The length-weight relationships, by sexes, and combined, and monthly condition factors of the mudskipper Periaphthalmus barbarus are presented, based on 1 079 specimens ranging from 1.6 to 15.6 cm (TL) sampled from April 1993 to March 1994 near the mouth ...

Type: Publication

Testing resilience thinking in a poverty context: experience from the Niger River basin

Resilience thinking is an important addition to the range of frameworks and approaches that can be used to understand and manage complex social–ecological systems like small-scale fisheries. However, it is yet to lead to better environmental or ...

Type: Publication

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