Results 61 to 70 of about 158,303 (196)

Current state and development prospects of sturgeon aquaculture in Azerbaijan and worldwide [PDF]

open access: yesBIO Web of Conferences
Sturgeons (Acipenseridae) are among the oldest and most economically valuable fish groups in the world, and the Caspian basin has long been considered one of the main centres of the world’s sturgeon reserves.
Murvatova Kamila, Yusupova Dilaram
doaj   +1 more source

Predictability creates vulnerability: Long‐term acoustic telemetry reveals hidden threat windows for endangered Atlantic sturgeon

open access: yesJournal of Applied Ecology, Volume 63, Issue 9, September 2026.
Our results reveal persistent intrapopulation movement diversity in the largest remaining Atlantic sturgeon population and highlight predictable periods during which a unique phenotype may experience disproportionate exposure to in‐river threats. These findings indicate that environmental reviews, permitting decisions and seasonal work window may ...
Shannon L. White   +4 more
wiley   +1 more source

The evaluation of input costs contribution to sturgeon fish farming in 2006 in Iran

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2009
Culture of sturgeon species is of great economic and ecological importance for those countries such as Iran whose natural stocks have declined. This species has shown a good growth performance in many types of production systems and in tanks with ...
H. Salehi; H. Porali; M. Rahmati; D. Karimi; A. Khosravani; M. Bahmani; A. Iran
doaj  

Challenges and recommendations for improving the caviar labeling system

open access: yesConservation Science and Practice, Volume 8, Issue 9, September 2026.
The International Union for Conservation of Nature (IUCN) Red List classifies sturgeon as the most endangered species. Illegal trade still poses a significant threat today. In 2000, a universal labeling system was introduced for the international caviar trade. This letter discusses the current state of labeling and suggests ways to improve it.
Arne Ludwig, Jutta Jahrl
wiley   +1 more source

Demographic and Reproductive Status of Lake Sturgeon in the Muskegon River System, Michigan [PDF]

open access: yes, 2013
My study focused on a threatened population of lake sturgeon (Acipenser fulvescens) in the Muskegon River system, Michigan. I assessed the condition, growth and population dynamics of lake sturgeon and compared them to nearby populations using a ...
Wieten, Alex C.
core  

Development of aquaculture industry in Southeast Asia: An overview [PDF]

open access: yes, 1988
Southeast Asia, a Subregion of the Asia-Pacific Region, is composed of countries of diverse socio-economic circumstances. Fisheries production, particularly that of the aquaculture sector, is relatively developed and is important to the economy of this ...
Rabanal, Herminio R.
core   +1 more source

A Review sustainable development strategies sturgeon in the Caspian Sea

open access: yes‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2016
The project of fishery regional development studies in north alborz was conducted to establish regional development program in North Alborz Area (Provinces of Gilan, Mazandaran & Golestan).
M.Sharifroohani
doaj  

Take my breath away: Defining the oxygen saturation threshold for fish cortisol stress response

open access: yesJournal of Fish Biology, Volume 109, Issue 3, Page 1760-1770, September 2026.
Abstract Human activities are affecting the number, size and severity of hypoxic zones in aquatic ecosystems. As oxygen is one of the most important abiotic factors affecting fish biology, exposure to low levels of dissolved oxygen may lead to a reduction in fitness.
Sébastien Alfonso   +4 more
wiley   +1 more source

Fish Sperm Subpopulations Detection, Separation, and Application: Current State and Trends

open access: yesReviews in Aquaculture, Volume 18, Issue 4, September 2026.
Modern advances in sperm biology highlight the necessity of recognising intra‐ejaculate heterogeneity as a central concept for advancing both the fundamental understanding of fertilisation processes and the development of artificial reproduction techniques in fishes. ABSTRACT Sperm subpopulations represent a fundamental manifestation of intra‐ejaculate
Viktoriya Dzyuba   +2 more
wiley   +1 more source

Aquaculture in Indonesia [PDF]

open access: yes, 1995
Indonesia has a long tradition in aquaculture, particularly in fresh water and brackish water. Most aquaculture is still in extensive systems with low productivity.
Yusuf, Dedi
core   +1 more source

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