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Acta Ichthyologica et Piscatoria

@aiep.pensoft.net
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Open-access, peer-reviewed journal in ichthyology and fisheries Published by @pensoft.net. Powered by @arphahub.com. Website: aiep.pensoft.net

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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 18/08/2026
🐟The first stock assessment of bullet #tuna & little tunny in the central Mediterranean, shows that Bullet tuna is critically #overfished (biomass at just 8% of unexploited levels, 42% juveniles in catch); little tunny overfished but less severely. Full study: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 13/08/2026
First record of the #goby Tomiyamichthys oni from Ulleung Island, Korea, based on a 41.9 mm specimen. Distinguished from T. elliotensis by irregular brown spots and confirmed via COI. Full study: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 03/08/2026
🐠 Four species of marine ornamental fish have been recorded from western Sumatra, Indonesia for the first time on the basis of voucher specimens, with their distributional ranges now updated to include this region: doi.org/10.3897/aiep.56.194913
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 14/07/2026
A novel intersex Chinese mitten #crab (Eriocheir sinensis) from Nanjing is described: female external phenotype, but with male first gonopods present. Hormonal/environmental causes discussed, adding new data on crustacean sex differentiation and intersex phenomena: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 08/07/2026
New study on skipjack #tuna in Indonesia's Palabuhanratu Bay (2019-2023) finds catch rates linked to ocean conditions, higher catches with cooler water, lower salinity & more chlorophyll-a. Combining physical + #biogeochemical #data improved predictions: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 29/06/2026
Two #deepsea #flatfish species, Poecilopsetta colorata & P. praelonga, have been recorded in Japan for the first time, likely carried north by the Kuroshio Current as larvae. Read the full study here: doi.org/10.3897/aiep... #ichthyology #marinebiology #taxonomy
Fresh specimen of Poecilopsetta praelongaFresh specimens of Poecilopsetta colorata from Japan.
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 15/06/2026
🐟 Two species of cusk eel have been recorded from Nha Trang, Vietnam, with Neobythites nanhaiensis representing the northernmost known occurrence of the species and Grammonus robustus filling an unknown distributional gap between the Philippines and eastern Australia: doi.org/10.3897/aiep.56.197399
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 08/06/2026
From South Africa to India's Palk Bay: Our latest paper documents the South African bigeye dragonet (Synchiropus monacanthus) extending its known distribution eastward by 2,500 km into Indian waters! This discovery adds a second Synchiropus species to India's marine fauna. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 01/06/2026
🦐 Can #shrimp head meal replace fishmeal in milkfish (Chanos chanos) fry diets? Up to 25% substitution matched the control in growth, feed efficiency, and survival, but higher inclusion levels (≥50%) saw significant declines across all three. Full #OA article here doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 29/05/2026
This research paper represents the first year-round study of the Naujan white #goby (Glossogobius aureus) from the Philippines, providing practical implications for #aquaculture. Curious? Learn more: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 21/05/2026
🦈A new study on the chain dogfish (Scyliorhinus retifer) from the Gulf of Mexico reveals clear sexual dimorphism - in body measurements and even in the density and shape of their tiny skin scales. Find out more in our #OA article: doi.org/10.3897/aiep... #Ichthyology #MarineBiology
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 14/05/2026
New study on gilthead #seabream found Atlantic-origin fish trended toward better growth & feed efficiency than Mediterranean #fish under cage farming - but statistical correction changed that. Learn all the details here: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 04/05/2026
🐟 The Benguela hake (Merluccius polli), typically found along the Atlantic coast of Africa, has been recorded in the Gulf of Cádiz for the first time - hinting at a northward range expansion linked to tropicalization of the region: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 30/04/2026
🧬The complete mitochondrial genome of 𝘈𝘤𝘩𝘦𝘪𝘭𝘰𝘨𝘯𝘢𝘵𝘩𝘶𝘴 𝘪𝘮𝘣𝘦𝘳𝘣𝘪𝘴, a small freshwater #fish from the Yangtze and Yellow River systems, has been sequenced - offering new insight into the #evolutionary relationships of bitterling fishes: doi.org/10.3897/aiep... #genetic #study
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 16/04/2026
🦈Two juvenile great #white #sharks recorded in the Eastern Adriatic (Croatia 2018, Montenegro 2025), both reported by local fishers. Could the area be a nursery #habitat? Find out more in the open-access study: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 15/04/2026
The small-eyed squaretail (𝘛𝘦𝘵𝘳𝘢𝘨𝘰𝘯𝘶𝘳𝘶𝘴 𝘤𝘶𝘷𝘪𝘦𝘳𝘪) has been recorded in the Adriatic Sea near the Croatian coast, expanding its range and marking the first well-documented record from the Adriatic. All details can be found here: doi.org/10.3897/aiep... #fish #ichthyofauna
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 08/04/2026
🎉We're excited to see research published in our making waves beyond #academia. 📰 BBC Wildlife by Melissa Hobson: www.discoverwildlife.com/animal-facts... 📰 National Geographic Poland by Jonasz Przybył: www.national-geographic.pl/przyroda/now... #marinebiology #invasive #species #invasiveness
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 06/04/2026
15-month study of eelgrass beds off Geoje Island, Korea found 51 fish species - with strikingly different communities at sparse vs. dense sites. Habitat type and season both drove assemblage structure, tied to seagrass biomass and temperature: doi.org/10.3897/aiep... #marinebiology #seagrass
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 01/04/2026
Or, dive straight into the research here ⤵️ doi.org/10.3897/aiep... #crab #invasivespecies #invasiveness #conservation #marine #monitoring #crustacean
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 30/03/2026
The sketch has turned out so nice! 🫶 If you're curious about the details around the discovery of 𝘗𝘵𝘦𝘳𝘦𝘭𝘦𝘰𝘵𝘳𝘪𝘴 𝘬𝘢𝘭𝘭𝘪𝘴𝘵𝘢 in Taiwan, check out the full study: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 25/03/2026
148 specimens collected from the Gulf of Thailand and the Andaman Sea provide morphological and #molecular insights into the #stingray genus Brevitrygon, enhancing understanding of population structure and #taxonomy in the region 👇 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 17/03/2026
A new study sheds light on the #biology of the #catfish 𝘈𝘨𝘦𝘯𝘦𝘪𝘰𝘴𝘶𝘴 𝘭𝘪𝘯𝘦𝘢𝘵𝘶𝘴, found in the #Amazon and Orinoco basins. Interestingly, it is a nocturnal, #fish-eating species, in which females become larger and males reach maturity earlier: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 13/03/2026
From Japan to India: This recent paper tracks the Japanese spiny dragonet's epic 5,200 km Westernmost range extension into Indian waters! A striking reminder of how much hidden biodiversity lurks in trawl bycatch: doi.org/10.3897/aiep... @smnstuttgart.bsky.social
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 13/03/2026
Researchers in Pakistan have successfully combined morphometric analysis and DNA barcoding to establish a reliable identification framework for three endangered catfish species in the Punjab river system. Read the full study: doi.org/10.3897/aiep.56.157418 #catfish
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 06/03/2026
See the differences in trophic ecology, and mitochondrial genetic diversity of three ecologically and economically important species: Terapon jarbua, yellowfin bream (𝘈𝘤𝘢𝘯𝘵𝘩𝘰𝘱𝘢𝘨𝘳𝘶𝘴 𝘭𝘢𝘵𝘶𝘴), and eyebrow gobies (𝘖𝘹𝘺𝘶𝘳𝘪𝘤𝘩𝘵𝘩𝘺𝘴 𝘰𝘱𝘩𝘵𝘩𝘢𝘭𝘮𝘰𝘯𝘦𝘮𝘢) in Tam Giang Lagoon in central Vietnam: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 19/02/2026
Meet the beautiful #dartfish - Ptereleotris Kallista, a new record for Taiwan, based on four specimens and a fresh photograph⤵️ doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 17/02/2026
A new record of the #triplefin 𝘌𝘯𝘯𝘦𝘢𝘱𝘵𝘦𝘳𝘺𝘨𝘪𝘶𝘴 𝘷𝘦𝘭𝘢𝘵𝘶𝘴 has been documented in the Yaeyama Islands (Iriomote). Surprisingly, it was collected at just 18m depth, despite the species being considered as a deep-water specialist: doi.org/10.3897/aiep... #distribution #morphology
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 12/02/2026
🎉Recently published #article in our journal: New record of white #shark, 𝘊𝘢𝘳𝘤𝘩𝘢𝘳𝘰𝘥𝘰𝘯 𝘤𝘢𝘳𝘤𝘩𝘢𝘳𝘪𝘢𝘴 (Elasmobranchii, Lamniformes, Lamnidae), from the #Mediterranean Spanish coast made it to the home page of National Geographic Spain covered by Pedro Molina ⤵️ www.nationalgeographic.com.es/mundo-animal...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 10/02/2026
🦈 Accidental catch of a juvenile Great White #shark prompts a review spanning 1862-2023. The review showed that their presence is infrequent but persistent. Evidence suggests they may be following bluefin #tuna migrations into the region. Read the full article here: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 13/01/2026
What can mitochondrial DNA reveal about #fish #evolution? 🧬 Researchers sequenced the mitochondrial #DNA of the Scaly osman 𝘋𝘪𝘱𝘵𝘺𝘤𝘩𝘶𝘴 𝘮𝘢𝘤𝘶𝘭𝘢𝘵𝘶𝘴 and compared it across 56 carp (𝘊𝘺𝘱𝘳𝘪𝘯𝘪𝘥𝘢𝘦) species. 🔎See what they found: doi.org/10.3897/aiep...
The upper body Scaly osman 𝘋𝘪𝘱𝘵𝘺𝘤𝘩𝘶𝘴 𝘮𝘢𝘤𝘶𝘭𝘢𝘵𝘶𝘴
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 12/12/2025
A 2.3 m four-pore slender giant moray has been recorded from Sinan, marking the first confirmed occurrence of 𝑆𝑡𝑟𝑜𝑝ℎ𝑖𝑑𝑜𝑛 𝑡𝑒𝑡𝑟𝑎𝑝𝑜𝑟𝑢𝑠 in Korean waters and the species’ new northern range limit. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 01/12/2025
This study from a small Japanese estuary shows that 𝑍𝑜𝑠𝑡𝑒𝑟𝑎 𝑗𝑎𝑝𝑜𝑛𝑖𝑐𝑎 seagrass beds boost fish diversity and support key species more than nearby bare ground. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 25/11/2025
This paper reports the first record of leucism in the spotted eagle ray, 𝐴𝑒𝑡𝑜𝑏𝑎𝑡𝑢𝑠 𝑛𝑎𝑟𝑖𝑛𝑎𝑟𝑖. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 24/11/2025
Researchers present a new distributional record of the Indo-Pacific tropical sand goby, 𝐹𝑎𝑣𝑜𝑛𝑖𝑔𝑜𝑏𝑖𝑢𝑠 𝑟𝑒𝑖𝑐ℎ𝑒𝑖, from Jeju-do Island, Korea, and propose a new Korean common name. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 24/11/2025
Five specimens of the cactus roach, 𝑅𝑢𝑡𝑖𝑙𝑢𝑠 𝑣𝑖𝑟𝑔𝑜, were collected from the westernmost Bulgarian stretch of the Danube River, representing the species' first record in the country. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 19/11/2025
This pilot-scale study provides essential baseline information on early growth and survival of 𝐶𝑒𝑛𝑡𝑟𝑜𝑝𝑜𝑚𝑢𝑠 𝑛𝑖𝑔𝑟𝑒𝑠𝑐𝑒𝑛𝑠, a promising species for aquaculture diversification in the Eastern Tropical PacificI: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 14/11/2025
A large specimen of the large-eyed sackfish 𝑁𝑒𝑜𝑒𝑝𝑖𝑛𝑛𝑢𝑙𝑎 𝑚𝑖𝑛𝑒𝑡𝑜𝑚𝑎𝑖 is reported from western Taiwan, extending its range by approximately 1200 km southward. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 12/11/2025
Researchers present length–weight relationships of 17 data-poor, noncommercial fish species sampled through bottom trawling in the waters of southwestern Taiwan. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 06/11/2025
The girdled shrimpgoby 𝑀𝑦𝑒𝑟𝑠𝑖𝑛𝑎 𝑦𝑎𝑛𝑔𝑖𝑖 is confirmed extant in Taiwan and recorded for the first time in Malaysia, with detailed notes on male colouration and morphology. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 30/10/2025
The first larval specimen of 𝑁𝑒𝑜𝑐𝑙𝑖𝑛𝑢𝑠 𝑐ℎ𝑖ℎ𝑖𝑟𝑜𝑒 from Korea has been identified via DNA barcoding. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 22/10/2025
For five years, researchers monitored the impacts of 𝑀𝑖𝑐𝑟𝑜𝑝𝑡𝑒𝑟𝑢𝑠 𝑠𝑎𝑙𝑚𝑜𝑖𝑑𝑒𝑠 and 𝐿𝑒𝑝𝑜𝑚𝑖𝑠 𝑚𝑎𝑐𝑟𝑜𝑐ℎ𝑖𝑟𝑢𝑠 on freshwater fish communities in lakes and reservoirs of Korea: doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 22/10/2025
The lake minnow, 𝑅ℎ𝑦𝑛𝑐ℎ𝑜𝑐𝑦𝑝𝑟𝑖𝑠 𝑝𝑒𝑟𝑐𝑛𝑢𝑟𝑢𝑠𝑖𝑠, faces extinction in Lithuania. Urgent protective action is needed, with emphasis on revitalising suitable habitats and moving fish from the country's only known population. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 17/10/2025
Researchers offer insights into the population dynamics of the European eel, presenting data essential for developing accurate growth models necessary for population management and addressing their decline. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 15/10/2025
Researchers investigate length–weight relationships, condition factors, and biometric characteristics in the sea cucumber 𝐻𝑜𝑙𝑜𝑡ℎ𝑢𝑟𝑖𝑎 𝑡𝑢𝑏𝑢𝑙𝑜𝑠 from the northeastern Aegean Sea, Türkiye. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 19/09/2025
A tropical goby fish, 𝑉𝑎𝑙𝑒𝑛𝑐𝑖𝑒𝑛𝑛𝑒𝑎 𝑤𝑎𝑟𝑑𝑖𝑖, has been recorded off Korea for the first time, marking its northernmost range and highlighting climate-driven shifts in marine ecosystems. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 03/09/2025
Researchers present the first record of the diamond lizardfish 𝑆𝑦𝑛𝑜𝑑𝑢𝑠 𝑠𝑦𝑛𝑜𝑑𝑢𝑠 in the central Me­di­terranean Sea based on two specimens collected in Maltese waters, supported by further underwater observations. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 29/08/2025
Researchers investigate the biological and growth parameters of 𝑀𝑢𝑔𝑖𝑙 𝑐𝑒𝑝ℎ𝑎𝑙𝑢𝑠 and 𝐶ℎ𝑒𝑙𝑜𝑛 𝑟𝑎𝑚𝑎𝑑𝑎 based on catches in the Sidi Saad Reservoir, Tunisia. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 28/08/2025
A 𝑆𝑎𝑢𝑟𝑖𝑑𝑎 𝑓𝑜𝑟𝑡𝑖𝑠 specimen was recently collected off Johor, Peninsular Malaysia, representing the southernmost record and first national record of the species. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 21/08/2025
Photo-identification of rainbow trout using the flank spot pattern showed a high performance for the identification of individuals. 🔗 doi.org/10.3897/aiep...
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Acta Ichthyologica et Piscatoria @aiep.pensoft.net · 28/07/2025
Three specimens of the Hasselt’s rainbow sardine represent the first records of the species based on voucher-specimens from Taiwanese waters, as well as the northernmost record in the western Pacific Ocean. 🔗 doi.org/10.3897/aiep... ‪‪@oistedu.bsky.social‬
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