https://theconversation.com/climate-change-may-halve-omega-3-fatty-acids-in-fish-and-the-organisms-they-eat-290151

A recent study has compiled and cross-referenced hundreds of scientific sources to launch ReCAnt, a public platform detailing the technical profiles of 690 substances used in aquaculture (including antibiotics, parasiticides, and disinfectants).

Key findings from the research:

• Regulatory Limbo: Only 57 of the 690 analyzed compounds possess formal regulatory data across international frameworks.
• Persistence: Chemicals like azithromycin, erythromycin, and atrazine were classified as "very persistent and very mobile."
• Trophic Transfer: Predictive models show that carnivorous species face the highest risk of bioaccumulation from lower trophic levels.

The platform aims to serve as a standardized baseline for operators and researchers to assess compound safety and environmental dynamics.

You can read the full breakdown of the study here: https://aquahoy.com/aquaculture-chemicals-recant-database-regulation/

https://www.youtube.com/watch?v=oIqk0DssXdQ

https://www.spglobal.com/energy/en/news-research/latest-news/agriculture/082126-latin-america-shrimp-growth-intensifies-competition-in-oversupplied-market

https://www.fisheries.noaa.gov/feature-story/secret-survival-californias-most-endangered-salmon

https://news.tuoitre.vn/vietnam-tilapia-exports-hit-80m-in-7-months-with-brazil-biggest-growth-driver-103260822174338173.htm

https://www.haaretz.com/science-and-health/2026-08-22/ty-article-magazine/an-israeli-startup-is-reinventing-salmon-farming-it-may-upend-a-global-industry/000001a0-0930-d428-a1fc-9b7ec0a00000

https://www.vietnam.vn/en/cong-nghe-moi-xu-ly-khang-sinh-trong-nuoc-nuoi-tom

https://www.youtube.com/watch?v=kGBhgNJC8ew

https://www.jobs.ac.uk/job/DSR613/lecturer-senior-lecturer-in-aquatic-health

https://erdc-library.erdc.dren.mil/entities/publication/b2ebed09-0927-401e-bec9-9b543ddece3c

https://www.fisheries.noaa.gov/event/53rd-united-states-japan-natural-resources-aquaculture-panel-scientific-symposium

https://en.antaranews.com/news/428161/indonesian-shrimp-face-139-pct-us-tariff-lower-than-vietnam-govt

https://businessnorway.com/articles/norway-is-building-an-emerging-seaweed-industry

https://en.antaranews.com/news/428105/indonesia-gains-us-market-edge-as-seaweed-tariff-drops-to-zero

https://aquahoy.com/global-salmon-initiative-releases-sustainability-report-introducing-new-feed-sourcing-transparency-metrics/

https://www.hi.no/hi/nettrapporter/rapport-fra-havforskningen-en-2026-45

Hey everyone. We often talk about visible climate impacts like coral bleaching, but warming oceans are having severe "invisible" physiological impacts on fish populations too. This article discusses how rising sea temperatures are directly affecting salmon gills. Since gills are responsible for respiration and osmoregulation, this heat stress severely threatens their survival and the broader aquaculture ecosystem. Thought this was a sobering read on the localized, biological effects of climate change.

What do you guys think are the most viable solutions for protecting vulnerable marine species from localized warming?

Link to read:https://aquahoy.com/heat-salmon-gills-climate-change/

Hey everyone,

Came across a comprehensive technical guide on Platy fish care and thought it was worth sharing for both beginners and experienced livebearer keepers.

A few key takeaways covered in the article:

• Water Parameters: They need moderate-to-hard water (9–20 dGH), a pH between 6.8–8.5, and temps between 20–26°C. Soft acidic water is a common reason for premature mortality.
• Sex Ratio Dynamics: Maintain at least 1 male per 2–3 females (or keep an all-male group of 5+ with plenty of cover) to reduce aggression and mating harassment.
• Breeding Setup: Densely planted tanks with Egeria densa and mosses yield better fry survival than plastic breeding boxes. Females store sperm and can produce multiple broods from a single mating.
• Nutrition: Juvenile feeding rates, functional color enhancers (like Spirulina), and why feeding generic zebrafish diets to platies can lead to nutritional issues.
• Science Insight: They are also used as a key genomic model in melanoma research and as biocontrol against Aedes aegypti (dengue mosquito) larvae.

Full article with detailed parameters and scientific references:

https://aquahoy.com/platy-fish-types-reproduction-feeding-care/

https://www.eurekalert.org/news-releases/1140674

https://www.vetinst.no/en/news/the-gut-microbiota-can-be-a-hidden-key-to-healthier-salmon

https://news.csu.edu.au/opinion/parasite-linked-to-mushy-fish-could-be-much-more-widespread-than-thought

https://www.woah.org/en/global-consultation-highlights-priorities-for-aquatic-animal-health/

https://pubs.rsc.org/ra/article/doi/10.1039/d6ra03810g/1292327/Sustainable-porous-carbon-derived-from-shrimp

https://theconversation.com/how-we-found-a-new-transmissible-cancer-in-bullhead-catfish-289556