Jharkhand, India, has a significant population of tribal people, around 28% of the state's 33 million. Agriculture is the main livelihood and subsistence-level farming is predominant, offering limited opportunities for employment to landless people for most of the year. This article documents the experience of the Jharkhand Department of Fisheries in developing cage-based aquaculture as an alternative livelihood for tribal fishers that had been displaced by the construction of reservoirs, working in association with fisher collectives.

The American Fisheries Society and the Environmental and Water Resources Institute of the American Society of Civil Engineers are holding this year's annual Fish Passage conference in Australia in December in collaboration with hosts Charles Sturt University and the New South Wales Government. The International Conference on River Connectivity, to be held in Albury from December 10 to 14 includes the First International Symposium on Hydropower and Fish Management.

BRAQCON 2019 wil cover latest research and development in the broader themes of the conference in the form of special sessions, contributed papers, expert group discussions and brainstorming on issues facing aquaculturists and ecosystem managers in India and around the world. The conference themes include: Brackishwater ecosystems, estuarine biodiversity and conservation; aquaculture production systems; larviculture; fish and shellfish nutrition; environment and climate change; aquatic animal health; socio-economic and livelihood issues; and aquaculture genetics and biotechnology.

The practice of collecting penaeid shrimp seed and prawn seed from inundated agricultural fields adjacent to the Rupnarayan River has become a supplementary source of income for local communities. During the wet season each year, the river floods the extended open tract of unsown paddy fields. This article describes the traditional fishing practices, gear and livelihoods associated with capture and grow out of shrimp and prawn seed in this region of West Bengal, India.

In this issue:

Invasive apple snails (Pomacea spp.) in Vietnam: Short review; A review of fresh water integrated multi-trophic aquaculture: Catching up on the dream of a blue revolution in India; Pre-pupae (larvae) of black soldier fly - a potential alternate protein source for aquaculture feeds; Penaeid shrimp and giant prawn seed collection from Rupnarayan River in Purba Medinipur, West Bengal, India; NACA Newsletter; First training course on culture-based fisheries held in Nha Trang, Vietnam.