Nutrition
Aloe vera peel extract study points to hypoxia support in Jian carp
A short-term feeding study found Aloe vera peel extract improved growth and hypoxia tolerance in juvenile Jian carp.
Aquaculture
Farmed finfish and shellfish; aquatic animal production and health.
99 stories
Outbreaks
Review spotlights STEC as an emerging aquaculture surveillance issue
A new review says STEC in aquaculture deserves closer attention from veterinary and food-safety teams.
Research
Study explores gene-expression screening for seabass deformity risk
A new seabass study suggests gene-expression markers and machine learning may help flag larval batches at risk for saddleback syndrome.
Nutrition
Yucca extract review sharpens focus on feed additive’s real-world value
A new review maps how Yucca schidigera extract may affect ammonia, gut health, and inflammation across animal production.
Nutrition
Peru paco study links harvest weight to yield and body traits
A new Peru study finds paco harvest weight changes carcass yield, edible recovery, and key morphometric traits.
Nutrition
Lycopene study targets aflatoxin-linked liver stress in grouper
New hybrid grouper research examines whether lycopene can reduce aflatoxin B1-related growth and liver damage.
Nutrition
Review maps smarter nutrition strategies for low-fishmeal aquafeeds
A new review says low-fishmeal aquafeeds need broader nutritional balancing than lysine and methionine alone.
Research
Study maps how frozen mysid shrimp degrades as seahorse feed
A new study found frozen mysid shrimp shows staged spoilage during storage, with possible implications for seahorse health and husbandry.
Research
Freshwater pufferfish study maps how Pao baileyi handles saxitoxin
A new study finds Pao baileyi selectively accumulates saxitoxin, with distinct tissue patterns in wild and bred fish.
Research
North Carolina blue crab study updates survival and growth estimates
A new mark–recapture study offers localized blue crab survival, growth, and body-size estimates as North Carolina rebuilds its stock assessment.
Research
eDNA study tracks day-night fish connectivity in Xincun Lagoon
A new Hainan study uses eDNA to map how fish communities shift across lagoon habitats over the course of a day.
Research
Study links croaker gut and gill microbiota to rearing environment
New research finds gut and gill microbiota in large yellow croaker vary by mucosal site and aquaculture system.
Nutrition
Study links fish scale meal to brighter koi coloration
A new koi nutrition study found fish scale meal may boost brightness, but growth trade-offs could limit use.
Research
Catfish study links copper timing to columnaris immune response
A new study suggests copper sulfate can either hinder or help catfish defenses against Flavobacterium covae, depending on timing.
Research
Chinese sturgeon study maps hidden costs of seawater acclimation
A new study found seawater acclimation changed metabolism, immunity, hormones, and gut microbiota in F2 Chinese sturgeon.
Research
Study maps multi-organ drivers of growth divergence in grass carp
A new multi-omics study links uneven grass carp growth under high-density culture to coordinated changes in brain, liver, and muscle.
Industry
CIPS 2026 shows how the global pet business is shifting
CIPS 2026 in Guangzhou is highlighting the pet industry’s move from product sales to services, partnerships, and ecosystem thinking.
Nutrition
Study maps feeding habits of narrow-clawed crayfish
New research links wild diet data and protein digestibility to feed planning for narrow-clawed crayfish.
Research
India study proposes two Metarhadinorhynchus subgenera
A fish parasite taxonomy study from India uses morphology and gene sequencing to revise Metarhadinorhynchus.
Research
Study maps multi-organ ammonia stress response in blunt snout bream
A new transcriptomics study tracks how ammonia stress affects metabolism and immunity across five fish tissues.
Research
Study points to sex-specific gut stress signals in yellowstripe goby
A new transcriptomics study suggests male and female yellowstripe gobies show different intestinal stress signatures.
Research
Study maps oxygen and ammonia demands in RAS-raised silverside
New research links fish size and stocking density to oxygen use and TAN output in pejerrey raised in recirculating systems.
Research
Study maps skin microarchitecture in Arabian carpetshark
A new histology study details region-specific skin structure in the Arabian carpetshark, adding baseline anatomy for an understudied elasmobranch.
Nutrition
Compound feed additive shows promise for tilapia stress tolerance
A new Animals study links a six-ingredient feed additive to better saline–alkaline stress tolerance in Nile tilapia.
Research
Beluga pregnancy study tracks parturition signals over 25 years
A new beluga study suggests multimodal monitoring may improve late-gestation planning and neonatal readiness.
Research
Study examines how two invasive tilapia coexist in China reservoir
A new study explores the reproductive traits behind coexistence of two invasive tilapia species in Jinghong Reservoir.
Research
Study links chronic hypoxia to persistent gill inflammation in salmon
A new Atlantic salmon study found chronic hypoxia triggered unresolved gill inflammation, while cyclic hypoxia showed a more adaptive response.
Nutrition
Study links hydrogen-rich water to fish immune and gut changes
A new snakehead study suggests hydrogen-rich water may affect antioxidant activity, immune signaling, and gut microbiota.
Research
Study revisits Laizhou Bay crab stock and flags overfishing legacy
A new assessment says Laizhou Bay’s swimming crab stock still reflects the effects of historical overfishing.
Research
Zebrafish study links slc6a4a loss to copper-driven retinal defects
A new zebrafish paper ties serotonin transporter deficiency to copper buildup, retinal injury, and partial rescue with copper-targeted interventions.
Research
Study maps how European perch respond to acute heat stress
New research links acute heat stress in European perch to coordinated metabolic and transcriptomic responses.
Outbreaks
Seafood-derived Vibrio fluvialis found with dual resistance islands
A new study links seafood-derived Vibrio fluvialis to an NDM-1-bearing SGI1 variant and a second novel resistance island.
Nutrition
Corbion updates LCA for algae-derived DHA portfolio
Corbion says its updated LCA shows lower climate and water impacts for algae-derived DHA used in pet food.
Research
NUS reports oral fish vaccine advance against nervous necrosis virus
NUS researchers say an oral NNV vaccine delivered in feed cut brain viral load about 300-fold in Asian seabass fingerlings.
Nutrition
Study links dietary MDA to oxidative stress and color changes in catfish
A new study suggests oxidized feed byproducts may impair immunity, antioxidant defenses, and body color in channel catfish.
Research
Study details female round goby spawning in Lake Michigan
New research links spawning peaks in female round gobies to temperature and GSI in southwestern Lake Michigan.
Nutrition
Seaweed polysaccharides show immune potential in blunt snout bream
A new study suggests fucoidan and laminarin may help juvenile blunt snout bream withstand bacterial challenge.
Nutrition
Study links Wedelia chinensis extract to tilapia health gains
A new tilapia nutrition study points to growth, antioxidant, and innate immunity benefits from Wedelia chinensis extract.
Research
Study maps heat-tolerance genes in red swamp crayfish
New transcriptome research links neural gene networks to thermal tolerance in red swamp crayfish.
Outbreaks
Study tracks Eustrongylides risk in alpine freshwater fish
A new fish parasitology study maps seasonal Eustrongylides infection patterns in Triplophysa strauchii.
Recalls
Nanoplastic study links longer exposure to crayfish gut and organ harm
A new study found time-dependent nanoplastic accumulation and health effects in redclaw crayfish.
Research
New chromosome-level genome map published for Sinotaia angularis
A new genome assembly gives researchers a stronger reference for studying Sinotaia angularis and its role in aquatic and parasite ecology.
Research
Study maps cold-stress response in Luciobarbus capito
A new multi-omics study links cold stress in L. capito to oxidative imbalance, gut dysbiosis, and liver metabolic disruption.
Research
GWAS study maps growth-linked loci in topmouth culter
A new resequencing-based GWAS identifies growth-linked loci in topmouth culter, with implications for molecular breeding.
Research
Swimming crab study links body size to juvenile male aggression
New research suggests body size helps shape aggressive contests in juvenile male swimming crabs.
Nutrition
Plant extract blend shows promise in fish health, strep resistance
A four-plant feed additive improved gut-liver health and post-challenge survival in Acrossocheilus fasciatus.
Research
Carbonate alkalinity stress injures mitten crab hepatopancreas
A new study links carbonate alkalinity stress in Chinese mitten crab to hepatopancreas injury and inflammatory immune signaling.
Nutrition
Dietary nucleotides improve growth and gut health in swamp eel
A new study links dietary nucleotides with better growth, antioxidant status, and gut health in juvenile swamp eel.
Nutrition
Study links Bacillus subtilis to better performance in GIFT tilapia
A new Animals study found Bacillus subtilis improved growth, gut health, and stress-related markers in juvenile GIFT tilapia.
Research
Study maps genetic diversity in vulnerable upper Yellow River fish
New research examines genetic diversity across 11 populations of Schizopygopsis pylzovi in the upper Yellow River.
Research
Genome study maps connectivity and adaptation in Manila clam
New resequencing data suggest Manila clam populations in southeast China are highly connected, with localized signs of adaptation.
Research
Study links hybrid pompano growth to coordinated metabolic shifts
A new multi-omics study suggests muscle energy metabolism helps explain faster growth in hybrid pompano “Chenhai No. 1.”
Nutrition
Study points to optimal protein range for juvenile C. nasus
A new study suggests early juvenile Chinese tapertail anchovy perform best on diets with about 45% protein.
Nutrition
Study points to 58.7% protein target for grow-out hybrid grouper
A new hybrid grouper study found growth and feed efficiency improved up to 60% dietary protein, with an estimated optimum of 58.7%.
Drugs
Oxytetracycline study highlights tissue and gene effects in flounder
A new olive flounder study links elevated oxytetracycline exposure to CYP, immune, and tissue changes.
Nutrition
Silver pomfret study ties flow rate to metabolism in RAS
New sequencing research suggests water flow in silver pomfret RAS can shape metabolism, feeding, and gut microbiota.
Research
Study examines starvation stress in Chinese giant salamander larvae
New research links food deprivation in Chinese giant salamander larvae to changes beyond growth alone.
Research
Heat stress study maps gill injury in cold-water Tibetan fish
A new study links acute heat stress to gill damage, apoptosis, and transcriptomic shifts in Gymnocypris eckloni.
Research
Study points to dorsal scales for Coreius guichenoti analysis
A new Animals study suggests dorsal scales may offer more consistent non-lethal microchemical data in Coreius guichenoti.
Research
Study refines trout phagocytosis testing with pH-sensitive assay
A new rainbow trout study outlines a simpler pH-sensitive assay to measure leukocyte phagocytosis more accurately.
Regulation
Moroccan shrimp sulfite study sharpens focus on seafood compliance
A new study examines sulfite residues in Moroccan shrimp and the compliance issues tied to seafood safety and trade.
Research
Study links gut metabolic shifts to vibriosis resistance in tongue sole
New metabolomics data suggest intestinal metabolic reprogramming shapes how Chinese tongue sole respond to Vibrio harveyi.
Nutrition
PetMD guppy care sheet highlights water quality and feeding basics
A new PetMD guide outlines guppy tank, feeding, and water quality basics with clear takeaways for veterinary teams.
Nutrition
Processed crayfish shell meal shows promise in largemouth bass feed
A new study suggests enzymatic hydrolysis and fermentation may improve how crayfish shell meal supports bass gut health.
Welfare
Goldfish do sleep, and husbandry plays a bigger role than many realize
Goldfish sleep through periods of quiet rest, and lighting, tank setup, and disturbance can all shape that behavior.
Workforce
PetMD spotlights six basics of aquarium shrimp care
An updated PetMD explainer highlights shrimp behavior, molting, reproduction, and why stable tank conditions matter.
Outbreaks
Study flags cryptic Pearl River lineage in Cranoglanis catfish
New phylogeography data suggest current Cranoglanis species names may miss a cryptic Pearl River lineage.
Research
Animals paper on endangered Korean fish is retracted
A 2023 Animals paper on spawning habitat selection in Pseudopungtungia tenuicorpa has been retracted.
Research
Leopard coral grouper study sharpens body color breeding targets
New GWAS and HSV-based phenotyping research adds detail to the genetics of body color in leopard coral grouper.
Research
Study adds baseline data on Gulf of California slipper lobster
New research characterizes body-size relationships in Evibacus princeps, an understudied shrimp-trawl bycatch species.
Research
Study links nitrite tolerance in shrimp to two gill enzymes
New research suggests carbonic anhydrase 2 and Na+/K+-ATPase help explain family-level nitrite tolerance in whiteleg shrimp.
Regulation
FDA opens FY2027 MUMS grant applications for animal drug studies
FDA has opened the first FY2027 MUMS grant window, with awards of up to $250,000 per year for eligible animal drug studies.
Workforce
Lionfish care sheet highlights husbandry, safety, and species fit
A new PetMD guide outlines the specialized care, tank setup, and handling risks lionfish present.
Research
Study links thioredoxin to ammonia stress defense in Nile tilapia
A new Animals study suggests thioredoxin helps Nile tilapia limit oxidative damage during ammonia exposure.
Research
Batfish case report highlights aquarium mycobacteriosis risk
A South Korea aquarium case links systemic mycobacteriosis in orbiculate batfish to a Mycobacterium marinum-like organism.
Outbreaks
New ranavirus lineage tied to severe disease in Great Barrier Reef wrasses
Researchers identified a novel ranavirus in captive ornamental wrasses from the Great Barrier Reef, marking a first for Australian reef fishes.
Workforce
PetMD guide underscores how demanding saltwater shark care is
A new PetMD guide says saltwater aquarium sharks need expert care, large systems, and careful nutrition planning.
Welfare
Saltwater aquarium shark care guide underscores expert-only needs
A PetMD guide says even the smallest saltwater aquarium sharks require expert care, large systems, and precise nutrition.
Outbreaks
Correction updates affiliation in CAPRV2023 qPCR surveillance paper
A Frontiers correction updates author affiliation details in a 2025 CAPRV2023 qPCR study, without changing the paper’s findings.
Workforce
PetMD spotlights the high-stakes basics of arowana care
A new PetMD care sheet underscores that arowanas need advanced husbandry, early veterinary oversight, and far more space than many pet parents expect.
Nutrition
Study points to squid-liver powder alternatives in shrimp feed
Marine protein hydrolysates may help replace squid-liver powder in Pacific white shrimp diets without compromising performance.
Research
Study maps stable qRT-PCR reference genes in M. chulae
A new study identifies tissue-specific reference genes for qRT-PCR in Mugilogobius chulae under pollutant exposure.
Regulation
FDA opens FY2026 veterinary drug research grant applications
FDA is accepting FY2026 AVIC grant applications for research in aquaculture, minor ruminants, food safety, and antimicrobial stewardship.
Drugs
Tea saponin shows narrow dosing window in hybrid grouper study
A new study suggests tea saponin can help or harm hybrid grouper liver health, depending on dose.
Research
Native fish addition boosts productivity in biofloc aquaponics
A new study found that adding yellowtail lambari improved nutrient retention and productivity in tilapia-lettuce aquaponics.
Research
Study links gill microbiota and resistance signals in Nile tilapia
A new multi-omics study connects gill mucus bacteria and host gene expression in a Streptococcus-resistant tilapia line.
Nutrition
Study points to phospholipid sweet spot for salmon fry diets
A new study found soybean lecithin and krill phospholipids both improved growth and lipid handling in Atlantic salmon fry.
Nutrition
Study maps diet clues in critically endangered Yangtze fish
A new Animals study examines digestive anatomy and gut contents in Ochetobius elongatus to inform conservation and artificial breeding.
Nutrition
Microalgae additives may help seabream handle plant-based diets
New seabream studies suggest microalgae-based nutraceuticals can support gut function, stress resilience, and performance in plant-heavy feeds.
Workforce
PetMD’s new tetra care guide puts husbandry front and center
A new PetMD tetra care sheet highlights stable water quality, schooling needs, and preventive husbandry for pet parents.
Research
Study links glyphosate exposure to gut shifts in sea cucumbers
A new study found tissue residues and gut microbiota changes after short-term glyphosate exposure in sea cucumbers fed through a sea-mud matrix.
Research
Study maps how ovarian sterility develops in triploid turbot
A new transcriptomic study shows triploid turbot sterility unfolds in stages, from early germ-cell stress to later ovarian arrest.
Research
Perch-derived quorum-quenching strains show aquaculture promise
A new Animals study identifies perch-derived bacterial strains with potential as antibiotic-sparing tools in aquaculture.
Research
Study maps gut–brain recovery signals in freeze-tolerant fish
A new Animals paper links brain reprogramming and gut microbiota shifts in the Amur sleeper after freezing and thawing.
Nutrition
Study suggests zinc may blunt heat stress in carp intestine
A new Animals study found heat drove major intestinal gene-expression changes in common carp, while zinc appeared to reduce that response.
Workforce
Freshwater aquarium guide highlights husbandry’s clinical stakes
PetMD’s freshwater aquarium setup guide underscores how cycling and water quality shape fish health from day one.
Welfare
Betta care guidance highlights housing, diet, and welfare gaps
PetMD’s betta care overview underscores that husbandry, not just disease, drives many common fish health problems.
Misinfo
Betta care guidance pushes back on the bowl-pet myth
Updated betta guidance emphasizes heated, filtered tanks, nutrition, and earlier veterinary involvement.
Welfare
UF VETS spotlights storm drain rescue of 410-pound manatee
UF VETS helped rescue a trapped manatee in Brevard County, showing the value of veterinary technical rescue readiness.