A new study reveals that dried fish is an overlooked yet vital source of nutrition for millions of people across Africa, particularly for young children and women. The research found that even small portions of dried fish contribute significantly to recommended nutrient intakes for essential minerals like iron and zinc.
SourceLancaster University·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateSep 22, 2025
A new study by Shedd Aquarium found that at least 24 species of fish have been documented to breed in the Chicago River, showcasing a remarkable comeback for a once severely polluted river. The research also revealed differences between sites, suggesting opportunities to augment spawning habitats for fishes.
SourceShedd Aquarium·JournalJournal of Great Lakes Research·DateSep 17, 2025
Researchers have discovered forehead teeth on spotted ratfish, which are used for mating and challenge traditional conceptions of dental history. The findings provide evidence that these unusual structures are indeed teeth, not denticles, and shed light on the evolution of oral teeth.
SourceUniversity of Washington·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateSep 4, 2025
Researchers at OIST identified biological processes that support young clownfish adaptation to climate change and warming seas. Exposing juvenile fish to raised water temperatures showed significant changes in liver and pancreas, reducing insulin secretion and increasing oxidative phosphorylation.
SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournaliScience·TypeExperimental study·DateSep 2, 2025
DJI Air 3 (RC-N2)
DJI Air 3 (RC-N2) captures 4K mapping passes and environmental surveys with dual cameras, long flight time, and omnidirectional obstacle sensing.
Researchers found that paradise fish use a unique strategy called 'alternation' to investigate new areas, engaging working memory and previously thought to be characteristic mainly of mammals. Zebrafish and paradise fish provide complementary opportunities to study brain function.
SourceEötvös Loránd University·JournalCommunications Biology·DateAug 28, 2025
Genomic analysis reveals amblyopsid species lost vision between 2.25 and 11.3 million years ago, allowing researchers to estimate minimum age of caves. The study provides a unique method for dating underground ecosystems and may hold implications for human eye diseases.
SourceYale University·JournalMolecular Biology and Evolution·DateAug 27, 2025
Gloria Arratia's new book explores the fascinating anatomy of catfishes, while also delving into their evolution and genetic relationships. The updated volume incorporates research from understudied areas like Africa and Asia, shedding light on the group's diverse phylogenetic connections.
Researchers have recorded the sliteye shark for the first time on the Great Chagos Bank, highlighting the ecological importance of the archipelago's Marine Protected Area. The discovery provides new insights into deepwater seagrass habitats and their role in supporting marine biodiversity.
Scientists reconstructed the brain, heart, and fins of a 400-million-year-old fish called Norselaspis glacialis. The study found that its acute senses and powerful heart evolved well before jaws and teeth, suggesting a fast-swimming lifestyle was key to evading predators.
SourceUniversity of Chicago·JournalNature·TypeImaging analysis·DateAug 6, 2025
Apple AirPods Pro (2nd Generation, USB-C)
Apple AirPods Pro (2nd Generation, USB-C) provide clear calls and strong noise reduction for interviews, conferences, and noisy field environments.
Despite using a large genetic dataset, scientists were unable to find a definitive explanation for the formation of distinct great white shark populations in the southern Indo-Pacific Ocean. A study published in Proceedings of the National Academy of Sciences suggests that genetic divergence began around 7,000 years ago.
SourceFlorida Museum of Natural History·JournalProceedings of the National Academy of Sciences·DateAug 5, 2025
A study by 16 researchers, including those from the Smithsonian Tropical Research Institute, found that genetic differences alone cannot explain how 19 species of hamlet fish diverged. Instead, they identified a single gene involved in color patterns and mate choice, but it did not allow them to reconstruct a family tree for the group.
SourceSmithsonian Tropical Research Institute·JournalScience Advances·DateAug 4, 2025
An international research team has proposed a comprehensive global framework for regulating tire additives, which are a significant source of environmental contamination. The framework aims to address the impacts of these chemicals on ecosystems and human health worldwide.
SourceUniversity of British Columbia·JournalEnvironmental Science & Technology Letters·TypeCommentary/editorial·DateJul 29, 2025
Apple iPhone 17 Pro
Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.
Despite poor health scores for England's rivers, independent review reveals important improvements in freshwater biodiversity, including increases in species richness and diversity. An alternative monitoring standard has been proposed to better reveal the status of different species and inform local decisions.
Researchers reanalyzed the coelacanth's skull musculature and found that only 13% of previously identified evolutionary muscle novelties were accurate. The study also identified nine new evolutionary transformations related to feeding and respiration, revealing a more similar anatomy to cartilaginous fish and tetrapods.
SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalScience Advances·DateJul 28, 2025
A recent genetic study found that populations of the amphidromous goby Luciogobius ryukyuensis are genetically distinguishable, suggesting minimal larval exchange between islands. This highlights the urgent need for conservation efforts to protect vulnerable habitats in island ecosystems.
SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalScientific Reports·TypeData/statistical analysis·DateJul 16, 2025
Research reveals that warming seas are changing mating routines of critically endangered female angelsharks, prioritizing staying cool over visiting breeding grounds. This mismatch in behavior could have severe consequences for the species' future.
SourceLancaster University·JournalGlobal Change Biology·TypeObservational study·DateJul 16, 2025
Anemonefish evolved into diverse species due to distinct ecological lifestyles, including swimming efficiency, muscle architecture, and behavior. The study challenges long-held ideas about host specialization, positioning anemonefish as a new model system for studying ecological and evolutionary forces.
SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalCurrent Biology·TypeObservational study·DateJul 15, 2025
Sony Alpha a7 IV (Body Only)
Sony Alpha a7 IV (Body Only) delivers reliable low-light performance and rugged build for astrophotography, lab documentation, and field expeditions.
Scientists at the Stowers Institute for Medical Research identified two distinct genes that regulate regeneration of sensory cells in zebrafish. The discovery may guide future studies on hearing loss and regenerative medicine in mammals, including humans.
SourceStowers Institute for Medical Research·JournalNature Communications·TypeExperimental study·DateJul 14, 2025
A new University of British Columbia study reveals that male guppies with more orange coloration are up to two times more sexually active and perform for females longer periods. The research identifies a genetic link between guppy color and behavior, suggesting healthier and fitter individuals may be more attractive to females.
SourceUniversity of British Columbia·JournalNature Ecology & Evolution·DateJul 9, 2025
A new study found that seafloor fish communities are maintaining their uniqueness despite widespread human impacts, with some regions showing increased diversity. The research suggests that conservation efforts should be tailored to each region to be effective.
SourcePLOS·JournalPLOS Climate·TypeObservational study·DateJul 9, 2025
A new international study reveals that Skagerrak likely serves as a nursery area for young Greenland sharks, contrary to common associations with Arctic waters. The research also confirms that newborn sharks are born in undisturbed deep-sea areas near the Mid-Atlantic Ridge, south of Iceland.
SourceUniversity of Copenhagen - Faculty of Science·JournalEcology and Evolution·DateJul 9, 2025
SAMSUNG T9 Portable SSD 2TB
SAMSUNG T9 Portable SSD 2TB transfers large imagery and model outputs quickly between field laptops, lab workstations, and secure archives.
A new study found that domesticated carp have lower chronic stress levels than their wild counterparts, despite regular angling capture. The researchers compared scale cortisol data from domesticated and wild carp and found that the former had significantly lower levels of chronic stress.
SourceBournemouth University·JournalPLOS One·TypeExperimental study·DateJul 2, 2025
In response to annual removal of smallmouth bass from an Adirondack lake, the population shifted towards a fast-living and early-maturing life history strategy. This adaptation allowed the smaller fish to rapidly increase in numbers, even as larger fish were mostly eliminated.
SourceCornell University·JournalProceedings of the National Academy of Sciences·DateJun 30, 2025
A team of researchers at Princeton University and Harvard found that fish schools do not form diamond shapes as previously believed. Instead, they adopt a dynamic ladder pattern, allowing them to stagger in multiple planes and reduce energy expenditure.
SourcePrinceton University, Engineering School·JournalScientific Reports·TypeExperimental study·DateJun 27, 2025
A study reveals that decades of overfishing have significantly altered the genetic composition of Eastern Baltic cod, leading to reduced growth rates and smaller sizes. The researchers found a correlation between slower growth and increased survival under high fishing pressure.
SourceHelmholtz Centre for Ocean Research Kiel (GEOMAR)·JournalScience Advances·TypeCase study·DateJun 25, 2025
A comparative whole genome analysis of 240 fish species found a strong correlation between loss of the chorion-hardening system and parental egg-care. The team's findings suggest that the loss of key genes, such as alveolin, contributes to this evolutionary bias.
SourceInstitute of Science Tokyo·JournalMolecular Ecology·TypeData/statistical analysis·DateJun 25, 2025
Kestrel 3000 Pocket Weather Meter
Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.
A study found that fish face a trade-off between tooth size and jaw mobility, restricting their ability to catch fast-swimming prey. Fish with larger teeth use rapid bursts of swimming to close in on prey, while those with extendible jaws rely on suction forces.
SourcePLOS·JournalPLOS Biology·TypeObservational study·DateJun 24, 2025
A new study reveals rainbow trout endure intense 10-minute average pain during air asphyxia, with estimates ranging from 2 to 22 minutes. The study assesses the cost-effectiveness of interventions like electrical stunning, which could avert 60-1200 minutes of pain for every dollar of capital cost.
SourceWelfare Footprint Institute·JournalScientific Reports·TypeData/statistical analysis·DateJun 5, 2025
Medaka fish engage in courtship and spawning at midnight to 4 a.m., with peak activity between 2 a.m. and 4 a.m. Researchers conducted continuous observations in an outdoor setting to gain insights into their natural behavior.
SourceOsaka Metropolitan University·JournalScientific Reports·TypeObservational study·DateJun 5, 2025
Celestron NexStar 8SE Computerized Telescope
Celestron NexStar 8SE Computerized Telescope combines portable Schmidt-Cassegrain optics with GoTo pointing for outreach nights and field campaigns.
A global research team tracked over 100 species of marine animals, revealing key migration patterns and hotspots critical for conservation. The study, MegaMove, uses satellite data to inform a new blueprint for ocean conservation, highlighting the need for targeted mitigation efforts.
SourceVirginia Tech·JournalScience·TypeMeta-analysis·DateJun 5, 2025
A study found that over 90% of popular freshwater game fish in Southern California contain invasive parasitic worms, which can cause gastrointestinal problems and other issues. Proper cooking or freezing fish before consumption kills the parasites, but chronic infection poses a greater health risk.
SourceUniversity of California - San Diego·JournalJournal of Infectious Diseases·TypeExperimental study·DateJun 3, 2025
Researchers developed an in vitro assay to evaluate the anti-pathogen efficacy of mixed algal microbiomes from live-feed microalgae Tetraselmis suecica and Isochrysis galbana. The study found that mixtures of bacteria could inhibit Vibrio anguillarum, a fish pathogen, and isolated pure cultures of bacteria.
SourceAmerican Society for Microbiology·JournalMicrobiology Spectrum·DateMay 21, 2025
The robot leverages the Marangoni effect to propel itself forward, utilizing citric acid, sodium bicarbonate, and propylene glycol as non-toxic and biodegradable components. The device can act as a source of nourishment for aquatic wildlife, promoting sustainability in environmental monitoring.
SourceEcole Polytechnique Fédérale de Lausanne·JournalNature Communications·TypeExperimental study·DateMay 8, 2025
Researchers engineered a human gut bacterium to detoxify methylmercury, reducing its levels in the intestine, brain, and liver of mice fed a diet rich in fish. The study suggests that a probiotic could one day increase the benefits of eating fish, making it safer for people to consume seafood.
SourceUniversity of California - Los Angeles·JournalCell Host & Microbe·DateMay 1, 2025
Fluke 87V Industrial Digital Multimeter
Fluke 87V Industrial Digital Multimeter is a trusted meter for precise measurements during instrument integration, repairs, and field diagnostics.
Researchers from OIST and Hebrew University developed a novel method to measure energy usage during movement using video and 3D-tracking via deep learning. This innovative approach expands the study of movement energy in ecology, physiology, and beyond, enabling the accurate measurement of energy consumption in smaller animal species.
SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalJournal of Experimental Biology·TypeImaging analysis·DateApr 24, 2025
A recent study suggests that aquaculture in the Amazon can be a more sustainable alternative to livestock farming, producing 10 times less greenhouse gases and using 20-100 times less land. This could help achieve food security in the region while minimizing environmental impact.
SourceFundação de Amparo à Pesquisa do Estado de São Paulo·JournalNature Sustainability·DateApr 24, 2025
Researchers developed an injectable hydrogel containing fish swim bladder components to repair damaged heart tissue, showing enhanced cardiac cell adhesion and stretching. The treatment also promoted new blood vessel formation and reduced inflammation in a rat model of ischemic heart failure.
A scientific initiative is underway to prevent harmful Prymnesium algal blooms from occurring in the Broads, which threaten fish stocks and local biodiversity. Researchers are working to identify environmental triggers and develop strategies to safeguard the waterways.
The European Catfish has a prolonged breeding season of almost five months, allowing its offspring to survive extreme events and compete for food resources effectively. This finding is crucial for controlling the species' population, as removing larger individuals can help reduce fecundity.
SourceFaculty of Sciences of the University of Lisbon·JournalJournal of Vertebrate Biology·TypeExperimental study·DateApr 3, 2025
Creality K1 Max 3D Printer
Creality K1 Max 3D Printer rapidly prototypes brackets, adapters, and fixtures for instruments and classroom demonstrations at large build volume.
Researchers have discovered that tropical fish smash shellfish against rocks to open and eat the meat, showcasing a previously unknown level of intelligence in fish. This behavior is not limited to mammals and birds, as multiple species of wrasses exhibit similar tool use, expanding our understanding of evolutionary tool use.
SourceMacquarie University·JournalCoral Reefs·TypeObservational study·DateMar 26, 2025
Scientists have uncovered the molecular structure of Mycoplasma mobile's twin motors that power its gliding ability, using cryo-electron microscopy. The complex structure reveals a new mechanism by which energy from ATP hydrolysis is converted into motility.
SourceOsaka Metropolitan University·JournalScience Advances·TypeExperimental study·DateMar 4, 2025
Anemonefish provide food to bubble-tip anemones through active provisioning, which increases the host's growth rate. This symbiotic behavior is crucial for the anemonefish as it benefits them by making their hosts larger.
SourceOsaka Metropolitan University·JournalScientific Reports·TypeObservational study·DateFeb 26, 2025
A new study reveals that Siamese fighting fish require significantly more space in pet shops than currently practiced, with a minimum tank size of 5.6 litres recommended for display and sale, and larger tanks for pets.
SourceMacquarie University·JournalAnimal Welfare·TypeObservational study·DateFeb 24, 2025
A comprehensive global study reveals pesticides are a major contributor to the biodiversity crisis, affecting over 800 species of plants, animals, fungi, and microbes. The research highlights the need for policies and practices to reduce pesticide use, including regenerative agriculture and Integrated Pest Management.
SourceUK Centre for Ecology & Hydrology·JournalNature Communications·TypeMeta-analysis·DateFeb 13, 2025
Aranet4 Home CO2 Monitor
Aranet4 Home CO2 Monitor tracks ventilation quality in labs, classrooms, and conference rooms with long battery life and clear e-ink readouts.
A new species of deepwater tilefish has been discovered in the South China Sea with distinctive facial markings, leading to its naming after Princess Mononoke's protagonist San. The study, published in ZooKeys, used genetic analysis to confirm the new-species status and highlighted the importance of marine biodiversity.
Researchers are exploring the effects of herring roe omega-3 on exercise metabolism and recovery in active females. The study aims to investigate its benefits for supporting a healthy lifestyle across all ages, including muscle function, metabolism, and cognitive health.
Researchers at Chalmers University of Technology have developed a novel approach to packaging canned tuna, using a water-based solution of amino acid cysteine, which removes up to 35% of accumulated mercury. This technology has the potential to improve food safety and reduce human exposure to mercury via food.
SourceChalmers University of Technology·JournalGlobal Challenges·TypeExperimental study·DateFeb 6, 2025
A Mediterranean-style diet was associated with improved brain health in Hispanic/Latino adults, showing enhanced communication between brain regions and reduced white matter atrophy. The study used specialized imaging techniques to investigate the effects of diet on brain integrity.
Researchers suggest that understanding the science behind umami and koku could make plant-based eating more palatable. The authors reveal that key components of umami include free glutamate and nucleotides, while koku is related to small pieces of proteins called dipeptides and tripeptides.
Garmin GPSMAP 67i with inReach
Garmin GPSMAP 67i with inReach provides rugged GNSS navigation, satellite messaging, and SOS for backcountry geology and climate field teams.
A new study examines legislation and conservation efforts in the Mediterranean region to protect over 80 shark and ray species. The research reveals substantial differences in countries' efforts, with European Union countries leading implementation of measures.
SourceUniversity of Plymouth·JournalBiological Conservation·TypeLiterature review·DateJan 8, 2025
A study by Osaka Metropolitan University experts found that male medaka can mate up to 19 times a day, releasing more than 50% of their daily sperm output in the first three matings. The fertilization rate decreases significantly after this point, with some cases showing no fertilization.
SourceOsaka Metropolitan University·JournalRoyal Society Open Science·TypeExperimental study·DateJan 7, 2025
A new moray eel species has been discovered in Central Indo-Pacific river mouths, characterized by its deep black coloration and ability to thrive in dim environments. The Hades' snake moray was found in southern Japan, Taiwan, the Philippines, and Fiji, and is considered an important addition to the study of freshwater moray eels.
Researchers at OIST have developed a customizable method for studying detailed dental characteristics of living fish and vertebrates without harming them. This approach allows for non-destructive examination of tooth replacement and development over time, revealing valuable information on feeding habits and comparative anatomy.
SourceOkinawa Institute of Science and Technology (OIST) Graduate University·JournalJournal of Morphology·TypeExperimental study·DateDec 26, 2024
Apple iPad Pro 11-inch (M4)
Apple iPad Pro 11-inch (M4) runs demanding GIS, imaging, and annotation workflows on the go for surveys, briefings, and lab notebooks.
Researchers at Nagoya University have discovered a unique motor control system in frogfish's first dorsal fin, enabling their 'fishing' behavior. The study reveals how motor neurons changed location as their function shifted from swimming to hunting.
SourceNagoya University·JournalJournal of Comparative Neurology·DateDec 12, 2024
Researchers discovered a neural mechanism that governs fish embryo hatching through the neurohormone TRH. This finding reveals that embryos are not passive but actively make life-or-death decisions, offering new insights into neurobiology and environmental adaptation.
SourceThe Hebrew University of Jerusalem·JournalScience·TypeExperimental study·DateDec 5, 2024
A recent study by the University of Bonn and CABI Centre in Kenya found that milk, eggs, and fish consumption has a positive effect on childhood development in Africa. The study covered over 32,000 child observations across five African countries and showed that animal products significantly reduce the risk of stunting.
SourceUniversity of Bonn·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateDec 2, 2024
Apple Watch Series 11 (GPS, 46mm)
Apple Watch Series 11 (GPS, 46mm) tracks health metrics and safety alerts during long observing sessions, fieldwork, and remote expeditions.
A new study found that climate warming can increase the severity of bacterial infections in cold-blooded animals like corals, insects, and fish. The researchers analyzed data from 60 experimental studies and found that infected animals were more likely to die when exposed to higher temperatures.
SourceUniversity of British Columbia·JournalPLOS Biology·DateDec 2, 2024
Scientists discovered that social stress raises oxidative stress in the brains of low-status male cichlid fish, which is linked to poorer mental and neurological health. The study found that high-status fish have lower levels of oxidative stress and higher antioxidant capacity.
SourceFrontiers·JournalFrontiers in Behavioral Neuroscience·TypeObservational study·DateNov 26, 2024
Researchers at Uppsala University developed a mathematical model to understand how seabird species coexist on isolated islands. The model shows that different species use distinct fishing zones, maximizing energy intake based on traits like wing length and diving depth.
SourceUppsala University·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateNov 18, 2024
New information and guidance on monitoring and managing ranaviruses are provided in the second edition of Ranaviruses: Emerging Pathogens of Ectothermic Vertebrates. Ranavirus infections have been confirmed in over 177 species, causing mass die-offs and affecting biodiversity.
SourceUniversity of Tennessee Institute of Agriculture·DateNov 18, 2024
Davis Instruments Vantage Pro2 Weather Station
Davis Instruments Vantage Pro2 Weather Station offers research-grade local weather data for networked stations, campuses, and community observatories.