Features

Good nutrition in aquaculture systems is essential to economically produce a healthy and high quality product, writes Mr Prakash Chandra Behera, Technical Manager (Aqua Division), PVS Group, India.

This report from The High Level Panel of Experts on Food Security and Nutritionaddresses a frequently overlooked but extremely important part of world food and nutrition security: the role and importance of fish in seeking food and nutrition security for all.

Compared to a century ago, the world's fishing fleets are larger and more powerful, are travelling further and are producing higher quality products, write Robert W R Parker, Institute for Marine and Antarctic Studies, University of Tasmania, Australia and Pet…

Invasive alien species are widely acknowledged as a major threat to the biodiversity of native species. Controlling species invasion is a priority for conservation of native assemblages, write Toshikazu Kizuka et al, Center for Environmental Biology and Ecosys…

Anyone dining out in many countries and certainly England would expect to find prawn cocktail as a starter on the menu, although in fact the crustacean they are eating may well be shrimp. Most diners will not give much thought as to the origin of the crustacea…

Future fish demand-supply scenarios project that investment in aquaculture will be needed to ensure fish for food security in Solomon Islands, write Anne-Maree Schwarz et al, WorldFish.

The Republic of Kiribati is a vast South Pacific island group with one of the largest exclusive economic zones (EEZs) in the world. Kiribati waters support a wealth of marine fisheries activities, write Brooke Campbell and Quentin Hanich, WorldFish.

DNA vaccines encoding the viral G glycoprotein show the most successful protection capability against fish rhabdoviruses, write Beatriz Novoa et al, Instituto de Investigaciones Marinas (IIM), Spain.

Nicholas Robinson et al, Nofima, Norway, genotype full-sibling families using an Illumina iSelect array containing SNPs found in transcribed genes, in order to produce a genetic linkage map of the L. rohita genome and simultaneously scan the genome of challeng…

In this era, the world is facing increasing demands for food supply, and has a need for higher quality food resources, in which aquatic products form an important component. After significant population growth in the last decades, the world's capture fisheries…

Aquaculture is widely held to contribute to poverty reduction and food security in the Global South, but robust evidence is limited. Using nationally representative data from Bangladesh, this study analyses changes in fish consumption from 2000 to 2010, writes…

Large jellyfish swarms occur naturally in our oceans but when in contact with a fish farm they can have severe consequences.

The Consultative Group of International Agricultural Research (CGIAR) has engaged in development research to address the challenges that population growth, environmental degradation and climate change are having on aquatic agricultural systems.

In this study, Paolo Guidetti, Universit de Nice Sophia-Antipolis, Italy, et al investigated the responses to protection of fish assemblages associated with shallow rocky reefs from Marine Protected Areas (MPAs) and areas open to fishing, across a wide geograp…

A shellfish aquaculture study regarding co-location with offshore wind farms (OWFs) has recently been completed for the SAGB. Originally developed by Mark Gray of the Sea Fish Industry Authority (Seafish) and James Wilson of Deepdock Ltd., this Welsh EFF proje…

This research focuses on the gher farming systems in southwest Bangladesh and which systems are more beneficial economically, through yielding rice or prawn or, in combination, write Shamim Parvez, The WorldFish Center, M. Salekuzzaman, Khulna University, M. E…

Aquaculture or fish farming means the artificial breeding and raising of aquatic creatures. They include fish as well as crustaceans and shellfish, which are raised and stocked under controlled conditions by using techniques and technologies offering an increa…

Environmental contamination by pharmaceuticals is a public health concern: drugs administered to humans and animals are excreted with urine or faeces, writes Giorgio Smaldone et al, University of Naples, Italy.

Sand polychaetes (Perinereis nuntia) have been used as a live feed to boost reproductive maturation before mating in hatchery farms in Thailand. However, no study has evaluated the effect of polychaetes on performance and physiology of the sperm of the domesti…

Stock status is a key parameter for evaluating the sustainability of fishery resources and developing corresponding management plans. However, the majority of stocks are not assessed, often as a result of insufficient data and a lack of resources needed to exe…

This is the first of a series of three articles that focuses on biosecurity in aquaculture. Far from pretending to be guidelines, the aim of this article is to provide baseline information for the aquaculture community regarding the importance and complexity o…

The right to food implies sufficient food should be available and every person on this planet should have the means to access safe and nutritious food for a healthy life. The right to food is a fundamental human right protecting the right of every individual t…

Richard Waite, Associate in World Resource Institutes Food, Forests & Water Programme, Michael Phillips, WorldFish, and Randall Brummett, World Bank explore how we can develop aquaculture sustainably.

Reformulating aqua diets to include non-traditional feed sources such as phytogenics have proven to be a worthwhile investment, writes Pedro Encarnao, PhD.

Rapid changes in the economic structure of the Mississippi commercial fishing and seafood-related industry were observed during the last decade. Local spending by both the harvesting and processing sectors declined due to changing internal and external environ…

This ATTRA publication examines the use of solar photovoltaic (PV) technology in aquaculture and outlines key questions to keep in mind if you are considering solar arrays for a closed aquaculture system. It also includes an example of a fish farm currently us…

The use of plant-based proteins as alternatives to fishmeal raises the risk of mycotoxin exposure, with possible repercussions on the bottomline, writes Rui Gonalves, MSc & Paula Kovalsky, PhD.

The White spot syndrome virus (WSSV) and Penaeus stylirostris penstyldensovirus 1 (previously named Infectious hypodermal and hematopoietic necrosis virus-IHHNV) are two of the most important viral pathogens of penaeid shrimp. Carlos A G Leal, Federal Universi…

Over the past 50 years, the University of Guelph has gained an enviable reputation, nationally and internationally, for its innovative research programs in aquaculture nutrition and expertise in aquaculture feed formulation. The history of fish nutrition resea…

This research report contains a brief look at the current status of catfish feeds and is primarily intended for catfish producers and feed formulators and manufacturers, write Edwin H. Robinson and Menghe H. Li, Delta Research and Extension Center in Stonevill…

Research by A. M. Abdelhamid and Ahmed Ismail Mehrim, Al-Mansoura University and I.A.Radwan and A.F.Abdelhamid, Al-Hamoul Fish Hatchery looks at the possibility of reducing cannibalism among newly hatched catfish (Clarias gariepinus) fry by grading.

During the last three decades, a great attention was paid towards aquaculture as an attempt to fulfill the gap between the increased population and their demands from animal protein, write A.M. Abdelhamid,Al-Mansoura University, Mohamed H. Ahmed and Doaa Kh. K…

The Global Oceans Commission sets out eight proposals to help advance high seas recovery in its latest report 'From Decline to Recovery A Rescue Package for the Global Ocean'.

Several decades ago bacteria were primarily considered as separate entities of unicellular organisms that do not interact with each other. However, this view has changed and many bacterial species are now known to coordinate behaviour at a multicellular level …

Accompanying acute hepatopancreatic necrosis disease (AHPND) in cultivated Asian shrimp has been an increasing prevalence of vermiform, gregarine-like bodies within the shrimp hepatopancreas (HP) and midgut. In high quantity they result in white fecal strings …

The trajectory of aquaculture growth in sub-Saharan Africa has necessitated closer attention to the use of environmental best management practices (BMPs). Two BMPs in particular, water reuse and floating feeds, are being promoted for adoption by pond fish farm…

New species are more likely to evolve if parents guard their offspring than if they allow them to drift away on ocean currents to make it on their own in the big deep blue.

As aquaculture develops, the industry faces several challenges related to its environmental impact. The application of beneficial bacteria (probiotics) is not only associated with gut health (feed probiotics), but also with bioremediation that improves the env…

Two-thirds of the 133 billion pounds (5.9 million tonnes) of food loss in the US in 2010 occurred in homes, restaurants and other place outside the home, and one-third occurred in grocery stores and other food retailers, according to a new report from the USDA…

Any fish farmer that wants to record a high survival of fishand better growth in record time in their ponds must endeavour to paygood attention to pond water quality, writes Lanre Ogunsina.