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Vanishing Clams on an Iberian Beach: Local Consequences and Global Implications of Accelerating Loss of Shells to Tourism
Multi-decadal increase in shell removal by tourists, a process that may accelerate degradation of natural habitats, was quantified via two series of monthly surveys, conducted thirty years apart (1978–1981 and 2008–2010) in one small embayment on...
An Overview of the Current Status of Feed Management Practices
This FAO technical paper presents an overview of the current status of feed production and on-farm feed management practices. It reviews some of the major issues and constraints in optimizing feeds and on-farm feed management practices. ...
Fish to 2030: Prospects for Fisheries and Aquaculture
This WorldBank report offers a global view of fish supply and demand into 2030, based on trends in each country or group of countries for the production of capture fisheries and aquaculture and the consumption of fish, driven by income and population...
Successful High-level Accumulation of Fish Oil Omega-3 Long-chain Polyunsaturated Fatty Acids in a Transgenic Oilseed Crop
Scientists from Rothamsted Research have successfully developed Camelina sativa oilseed plants to accumulate high levels of Omega-3 oils EPA and DHA in their seeds. This work has generated a terrestrial sustainable sources of fish oils. ...
Semi-Intensive Culture of Tilapia in Concrete Ponds in Palo Blanco, Peru
Tilapia production is increasing around the world. Here Moises Diaz Barboza et al, National University of Trujillo, Peru, investigated the results of mechanising the farming of tilapia in ponds in Palo Blanco (Cascas, La Libertad, Peru). ...
Exploring the Potential of Norwegian Salmon Exports to South Africa
In a new research project Nofima will investigate the possibilities for increased export of salmon to South Africa, write Morten Heide, Finn-Arne Egeness, Geir Sogn-Grundvåg and Pirjo Honkanen, Nofima....
Whirling Disease Dynamics: An Analysis of Intervention Strategies
Whirling disease (WD), a severe and widespread disease of salmonids, is caused by the myxosporean parasite Myxobolus cerebralis, write Kimbra G. Turner, et al, University of Notre Dame, USA....
Improving Governance of Aquaculture Employment
This report by N. Hishamunda, et al, from the Food and Agriculture Organisation of the United Nations (FAO), summarises some of the issues facing aquaculture employment governance in a number of countries, current “best practices” and suggestions...
Amoebic Gill Disease Due to Paramoeba Perurans in Ballan Wrasse
Research by Egil Karlsbakk, et al, Institute of Marine Research, Norway, has found that ballan wrasse may host P. perurans infections. Wrasse may therefore also play a possible role in the epizootiology of Amoebic Gill Disease (AGD) in salmonids....
Managing Fisheries from Space: Google Earth Improves Estimates of Distant Fish Catches
Global fisheries are overexploited worldwide, yet crucial catch statistics reported to the Food and Agriculture Organisation (FAO) by member countries remain unreliable. Recent advances in remote-sensing technology allow fishing practices to be viewed...
Mycobacterium Chelonae Associated with Tumor-like Masses in Farmed Russian Sturgeons
Non-tuberculous mycobacteria responsible for piscine mycobacteriosis usually produce visceral granulomas in both freshwater and marine species. In this study by Elisabetta Antuofermo et al, University of Sassar, Italy, the first occurrence of Mycobacterium...
Effect of Some Commercial Feed Additives on the Structure of Gonads and Microbiology of Nile Tilapia
Tilapia is a popular food fish all over the world and in Egypt it has been raised as food for human consumption for a long time. A field study was conducted on brood stock Nile tilapia Oreochromis niloticus to improve their reproductive performance by...
Maturation and Spawning in Fish
Both male and female gonads undergo marked cyclic morphological and histological changes before reaching full maturity and becoming ripe. This is called maturation of the gonads, writes Professor Nihar Ranjan Chattopadhyay,West Bengal University of Animal...
Efficacy of Anthelmintic Drugs and Traditional Chinese Medicinal Plant Extracts to Control Dactylogyrus Vastator
Disease caused by Dactylogyrus vastator has resulted in considerable economic damage in aquaculture, write Xiao P. Zhang et al, Chinese Academy of Sciences. ...
Decline in Kelp in West Europe
Kelp ecosystems form widespread underwater forests playing a major role in structuring the biodiversity at a regional scale. Some seaweeds such as Laminaria digitata are also economically important, being exploited for their alginate and iodine content....
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