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Publications related to Scuba diving (7,512)
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Technical Report
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Volume covering sea spiders, amphipods, isopods, copepods, krill, ostracods, mysids, tanaids, barnacles, shrimp. This Field Guide aims to facilitate underwater/topside field identification from visual characters of organisms seen by scuba divers based on Ross Island, Antarctica. Most organisms were identified from photographs with no specimen colle...
Article
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Baseline biodiversity data are key for ecological and evolutionary studies and are especially relevant for areas such as the Maldivian Archipelago in the Indian Ocean, which can act as a stepping-stone for the transport of widely distributed marine species. We surveyed the islands and reefs of the Faafu and Malé Atolls with snorkeling and scuba div...
Article
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Scuba diving as a recreational activity is becoming increasingly popular. However, the safety of this activity, especially in the out-of-comfort zone, has been discussed worldwide. The latest publications bring conclusions regarding negative effects on cognitive functions. We compare the acute and chronic effects of diving on cognitive functioning...
Article
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Arterial gas embolism following pulmonary barotrauma occurs in 13–24% of cases of diving deaths. The study aimed to evaluate the usefulness of a histomorphometric digital analysis in the detection of air space over-distension due to pulmonary barotrauma. The study was performed on lung parenchyma specimens of 12 divers: six had died due to arterial...
Article
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The Spermonde Archipelago has a high marine biodiversity and, at the same time, a high population on some islands. The anthropogenic influence of the mainland affects the surrounding environmental conditions, including the presence of microdebris in the coral reef ecosystem. In addition, microdebris contamination in scleractinian corals is still no...
Article
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Background Acoustic telemetry allows detailed observations of the movement behaviour of many species and as tags get smaller, smaller organisms may be tagged. The number of studies using acoustic telemetry to evaluate marine invertebrate movement is growing, but novel attachment methods include unknowns about the effects of tagging procedures on in...
Article
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This study presents preliminary results from recent bathymetric LiDAR-guided surveys of submerged archaeological landscapes in the Apalachee Bay off the coast of Florida. We show how bathymetric LiDAR can re-identify previously recorded archaeological sites and identify new cultural deposits at shallow depths and help aid SCUBA surveys of submerged...
Article
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Youtube video at: https://www.youtube.com/watch?v=bwJl-mHSJzQ&t=17s Introduction: Within the sociology of sport, phenomenologically inspired perspectives on sensory embodiment have emerged in recent years. This corpus includes investigations into the senses in water-based sports such as scuba diving (Merchant, 2011), performance swimming (Allen-C...
Article
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During the last decades, the number of observations of the basket star Astrospartus mediterraneus (Risso, 1826) in the Mediterranean Sea has significantly grown, thanks to SCUBA diver and ROV sightings, citizen reports, as well as particularly large catches by the artisanal fishery. Having been generally considered rare in many areas of the basin,...
Article
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In the last four decades, dugong (Dugong dugon) aggregations have been rarely reported from the geographically isolated, vast seascape of the Andaman Islands, India. The Indian Ocean tsunami of 2004, hunting, coastal development, and habitat loss are the major causes of this change in the social system of dugongs in the Andaman Islands. Our long-te...
Article
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Pulisan Bay, located on the most Northern shore of Sulawesi, has much to offer discerning travelers, tourists and residents. Beautiful beaches that open up between thick forest and rocky hills formations are only one of them. Hike able hills with densely trees yet open areas of savannas are collective assets of this place. Upon closer inspection se...
Article
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Citation: Bettoso, N.; Faresi, L.; Pitacco, V.; Orlando-Bonaca, M.; Aleffi, I.F.; Lipej, L. Species Richness of Benthic Macrofauna on Rocky Outcrops in the Adriatic Sea by Using Species-Area Relationship (SAR) Tools. Water 2023, 15, 318. Abstract: In the northern Adriatic Sea, rocky outcrops called "trezze" or "tegnúe" are known as biodiversity hot...
Article
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We recently collected the samples of Henricia from adjacent waters of Dokdo Island, Korea, using trimix SCUBA diving. Based on a combined result of morphological and molecular analysis, we identified our specimen as Henricia djakonovi Chichvarkhin, 2017, which is newly recorded in Korea. Morphologically, H. djakonovi has crescent abactinal plates b...
Article
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Deployment of artificial wreck reefs (AWRs) near natural reefs can influence fish assemblages on both reefs. Here, we assessed fish attitudes (abundances, biomass and species richness) according to different level complexity areas of wrecks, feeding guilds of fish and body size of fish of two identical AWRs deployed at the same depth (36.6 m) and d...
Article
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Conventionally, scuba diving has been discouraged for adult patients with congenital heart disease (ACHD). This restrictive sports advice is based on expert opinion in the absence of high-quality diving-specific studies. However, as survival and quality of life in congenital heart disease (CHD) patients have dramatically improved in the last decade...
Article
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Pulisan Bay, located on the most Northern shore of Sulawesi, has much to offer discerning travelers, tourists and residents. Beautiful beaches that open up between thick forest and rocky hills formations are only one of them. Hikeable hills with densely trees yet open areas of savannas are collective assets of this place. Upon closer inspection sev...
Article
Full-text available
The present note aims to provide detailed information on the biology and ecology of two marine heterobranch species belonging to the order Umbraculida: Umbraculum umbraculum and Tylodina perversa. The observations were carried out through scuba dives from 2017 to May 2022 in 5 sites located along the central-eastern coast of Sicily. For each specie...
Article
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Background Post-Traumatic Stress Disorder (PTSD) is a chronic and disabling disease that currently has no fully effective therapeutic solution. Complementary approaches, such as relaxation, sport, or meditation, could be therapeutic aids for symptom reduction. Scuba diving combines sport and mindfulness training and has been found to have a positiv...
Article
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The freshwater bivalves Unionidae are in dramatic decline globally. Due to wide shell variability, only the genus can be determined by traditional morphological methods, with genetic analyses being required for species identification. From November 2018 to October 2020 four freshwater bodies in the Province of Bolzano/Bozen (Italy) (Small Lake and...
Article
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UN Decade of Ocean Sciences, Sustainable Development Goals (SDGs) and forthcoming conservation issues, a new global framework for biodiversity resulting from COP15 negotiations, public engagement sessions and much more, but which kind of goals are we really going to pursue? The latest initiatives, supported also by the Spanish National Agency in th...
Article
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Records of anthropogenic marine debris and the threats it poses are increasing worldwide, yet we know relatively little about the distribution of benthic debris. The seafloor is the final destination for a large proportion of debris due to the degradation and sinking of items. A more detailed understanding of debris distributions in hotspots such a...
Article
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Understanding the preferences of scuba divers is crucial for authorities to establish appropriate management plans and for service providers to offer a wide range of recreation opportunities to promote long-term industrial sustainability. This study categorized diving preferences into two subgroups (physical and biological) to explore the associati...
Article
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Seaweed communities perform a variety of ecological services, including primary productivity supply, biological habitat construction, water purification, and acting as marine carbon sinks. The abundance of seaweed is the basis for the assessment of ecological services in communities. The Ma’an Archipelago, adjacent to the Yangtze River estuary in C...
Article
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Introduction: Faults or errors during use of closed-circuit rebreathers (CCRs) can cause hypoxia. Military aviators face a similar risk of hypoxia and undergo awareness training to determine their 'hypoxia signature', a personalised, reproducible set of symptoms. We aimed to establish a hypoxia signature among divers, and to investigate their abil...
Preprint
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Climate change is perhaps the greatest threat to coral reefs worldwide. However, there is spatial variation in the extent and severity of this disturbance, with offshore and well-managed reefs presumed to minimize the consequences. In this study, fish and benthic communities at the offshore and well-managed reefs of Apo Reef Natural Park, Philippin...
Article
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The bearded fireworm Hermodice carunculata is widely distributed across tropical and subtropical Atlantic and Mediterranean Oceans and was previously considered to be mostly associated with shallow reefs. We provide here data on the distribution, abundance and habitat use of H. carunculata across a euphotic-mesophotic gradient (0-90 m) in the Saint...
Conference Paper
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Endemic Banggai cardinalfish has been found in several regions of Indonesia as an introduced species, including Kendari, Southeast Sulawesi. Observation on Banggai cardinalfish in Kendari Bay waters was carried out from late March to early April 2019 to obtain data on population and microhabitat preferences of Banggai cardinalfish in this location...
Article
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Coral reef degradation in Indonesia is increasingly alarming. For this reason, efforts are needed to rehabilitate coral reef ecosystems. In this study, we explained the effect of coral transplantation on the structure of coral fish communities in the waters of Harapan Island, precisely on Rosa and Pamegaran Island, Seribu Archipelago National Park....
Presentation
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Abstract: Lobster research and the management of lobster fisheries are often dependent on catch-and tagdata obtained from fishermen using lobster pots. Therefore, understanding lobster pot selectivity is crucial. In this study, the carapace lengths (CL) of 135 pot-caught European lobsters (Homarus gammarus) are compared to the CL of 137 dive-caught...
Article
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We study the biodiversity status of macrophyte communities and seagrass in Oualidia lagoon and assess species composition in the area. The sampling site is located on the Atlantic coast of Morocco, considered as one of the four Moroccan sites that the RAMSAR Convention considered for the conservation of wetlands of international interest. In a 50 c...
Article
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Elevated atmospheric CO 2 as a result of human activity is dissolving into the world’s oceans, driving a drop in pH, and making them more acidic. Here we present the first data on the impacts of ocean acidification on a bathyal species of octopus Muusoctopus leioderma . A recent discovery of a shallow living population in the Salish Sea, Washington...
Article
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Background Scuba diving has become a popular hobby. However, diving puts the auditory system at the risk of a wide variety of complaints including tinnitus. Low-level laser therapy is a new modality in treatment of tinnitus. This study evaluates effect of laser therapy on tinnitus of scuba divers in Red Sea. This randomized study included 200 scuba...
Article
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During an investigation program of faunal diversity in the shallow reef zone of the active volcanic island off northeastern Taiwan in July and September 2020, numerous individuals of the starfish Echinaster luzonicus (Gray, 1840) were found, and some individuals were found with associated symbionts. Starfish sampling in the 150-m coral reef zone wa...
Article
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Scuba divers are at risk of decompression illness, of which arterial gas embolism is the most feared consequence. Severe complications involving the gastrointestinal tract are rare. In this report, we describe a case of an experienced scuba diver who was forced to rapidly ascend because of a mechanical failure. His course was complicated by severe...
Article
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Marine protected areas (MPAs) are designated to protect marine ecosystems and, among other things, to monitor climate variability, which in turn affects aquatic species. The aim of this study is to examine the contribution of remotely sensed data as an indication of Holothuria abundance, by investigating the spatiotemporal variability of physicoche...
Article
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Knowledge about composition, diversity and geographic distribution of marine species is important for a successful conservation planning in the future. The ecological and zoogeographical patterns of benthic communities in Central Patagonia have been scarcely studied, due to the remoteness of the area, combined with harsh weather conditions. During...
Conference Paper
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In this study, the effect of invasive alien species Rapana venosa on the native mussel species Mytilus galloprovincialis and Mytilaster lineatus in the coastal area of İğneada Floodplain Forests National Park was investigated within the scope of the MarIAS Project. In September 2020, a rock with a surface area of approximately 50 m2 and a surface d...
Technical Report
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Volume covering demosponges, glass sponges, calcareous sponges. This Field Guide aims to facilitate underwater/topside field identification from visual characters of organisms seen by scuba divers based on Ross Island, Antarctica. Most organisms were identified from photographs with no specimen collection, so these identifications are to the taxono...
Preprint
Full-text available
In 2010 an artificial reef rehabilitation area was deployed in Catalan waters. In order to investigate the rehabilitation of coastal ecosystems from an ecological perspective, and the production or attraction effect, fish assemblages in the area were seasonal monitored by means of scuba diver video image analysis. From October 2010 to July 2011 scu...
Article
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We describe the first documented associations between an emmelichthyid and a pelagic tunicate. An in situ observation of larval and juvenile Japanese Rubyfish, Erythrocles schlegelii (Emmelichthyidae) was made during blackwater scuba dives in the epipelagic waters off the coast of the Philippines. The fish were in close association with the pelagic...
Article
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Introduction: In order to allow the resumption of diving activities after a COVID-19 infection, French military divers are required to undergo a medical fitness to dive (FTD) assessment. We present here the results of this medical evaluation performed 1 month after the infection. Methods: We retrospectively analyzed between April 2020 and February...
Article
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The genus Leocrates is currently made up of 11 nominal species, of which Leocrates chinensis Kinberg, 1866 is the type species. Kinberg's original description is brief, and the diagnostic morphological characters are poorly defined. Therefore, numerous subsequent records in different world regions have been considered doubtful. Numerous specimens o...
Article
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Accurate mapping of marine benthic habitats, using acoustic technologies such as Side-Scan Sonar (SSS), is a useful tool for marine conservation and management, as well as to support zoning processes of maritime activities in the coastal environment. Georeferenced habitat maps can improve management of isolated tropical coastal and marine ecosystem...
Article
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A multi-resonance Cymbal hydrophone for detection of the open-circuit self-contained underwater breathing apparatus (scuba) diver was designed and fabricated in this work, which has the advantages of multi-resonant frequency, high sensitivity, and narrow bandwidth. By using standard hydrophones, the underwater acoustic signal of the open-circuit sc...
Technical Report
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Executive summary Reef Ecologic Pty Ltd was commissioned by the Australian Seaweed Institute to conduct underwater surveys of algae and benthic habitat in the vicinity of Orpheus Island (Goolboodi). We reviewed several collection and citizen science databases that indicated the presence of Sargassum and Asparagopsis in the region. The survey method...
Article
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Background Irregular echinoids are ecosystem engineers with diverse functional services. Documenting present-day distribution of those widespread organisms is important for understanding their ecological significance and enhancing our ability to interpret their rich fossil record. Methods This study summarizes SCUBA surveys of clypeasteroid and sp...
Preprint
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In this paper, we present the first multidisciplinary description of an undocumented hydrothermal field located in Sicily (Southern Tyrrhenian Sea), at water depths ranging from 0 to 5 m. The area and the associated living communities were visually explored (snorkeling and SCUBA diving) in June 2021. Twenty sites were investigated for pH, alkalinit...
Article
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Rocky reefs and kelp forests form conspicuous habitats that promote species diversity and support livelihoods in coastal communities. However, taxonomic approaches often disregard biological identity and differences between species. In this study, we explore the relationship between functional diversity of fish communities and habitat complexity in...
Presentation
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Bel Torrente is a marine cave located on the north-eastern coast of Sardinia (Italy), discovered and explored in the 1970s, while the first 500 m were surveyed in the 1990s. This cave interval is characterized by a 5-20 m wide tunnel with an average height of 5 m and a water depth of 3-13 m. In 2004, monk seal bones were discovered by scuba divers...
Article
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Recognition of Persons with Disabilities (PWD) as a niche tourist market for scuba diving tourism is emerging. This paper empirically investigates the disabled scuba diver’s perception of the scuba diving destination’s readiness to serve the PWD market. We surveyed 284 certified local and international PWD scuba divers. The results show that facili...
Article
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Understanding the impact of marine protected areas on the distribution and composition of fishes is key to the protection and management of coral reef ecosystems, and especially for fish-based activities such as SCUBA diving and recreational fishing. The aim of this research is to compare the ichthyofauna structure in three areas in the eastern par...
Article
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Although marine litter monitoring has increased over the years, the pollution of coastal waters is still understudied and there is a need for spatial and temporal data. Aerial (UAV) and underwater (ROV) drones have demonstrated their potential as monitoring tools at coastal sites; however, suitable conditions for use and cost-efficiency of the meth...
Article
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A group of schools of striped eel catfish Plotosus lineatus (Thunberg, 1787) was photographed during scuba diving at depths of 10 m and 17 m on 11 July 2022 and on 24 September 2022 from Kızkalesi and Boğsak regions in the Mersin Bay of the Mediterranean coast of Turkey. With the present study, P. lineatus is extending its distribution to the weste...
Article
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We describe a binary (17,4,5) constant weight code with 444 codewords, thus improving the lower bound for A(17,4,5) from 441 to 444. The code was discovered by a computer search implementing a new stochastic local search algorithm for the maximum independent set problem. The algorithm suggested is based on Generic Scuba Search, which is a known hyb...
Article
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Basic information on the reproductive biology of many scleractinian corals species is limited or entirely lacking, particularly from temperate zones, though it is essential for a better understanding of their ecology. This study describes the morphological aspects and the annual cycle of gametogenesis and biometric parameterss of the papillose cup...
Book
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The most comprehensive and beautifully illustrated guide to the coastal fishes of Bermuda, Bahamas, and the Caribbean Sea. Capturing the remarkable diversity of fishes from estuaries, mangrove nurseries, coralline and rocky reefs to well offshore, this fully illustrated guide to the subtropical coast of Bermuda, the tropical waters of the Bahamas,...
Article
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Epiphytes on Posidonia oceanica play a crucial role for determination of the ecological status of marine environment in time and space besides the seagrasses alone. The study was aimed to estimate the spatiotemporal ecological status linked to variation in biometry of an epiphytic micro-calcareous red alga, Hydrolithon boreale found on leaves of th...
Technical Report
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Coral reefs and associated reef fishes of the sparsely populated island of Lānaʻi in the Hawaiian islands provide invaluable cultural and ecological benefits for nature and people. However, despite their importance, recent observations indicate that the health of these critical ecosystems is declining due to threats such as sedimentation and overha...
Article
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Biodiversity is a broad concept that encompasses the diversity of nature, from the genetic to the habitat scale, and ensures the proper functioning of ecosystems. The Mediterranean Sea, one of the world's most biodiverse basins, faces major threats, such as overexploitation of resources and climate change. Here we provide the first multi-taxa inven...
Article
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One male specimen the Red-black triplefin Tripterygion tripteronotum (Risso, 1810) was recorded by a SCUBA diving expedition at a depth of 3 m on 13 May 2017 in Iskenderun Bay, Turkey. T. tripteronotum is endemic to the Mediterranean and Black Sea. It is extremely rare in the eastern part of the Mediterranean Sea. This paper reporting an endemic fi...
Article
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A marine protected area (MPA) is a spatially designated section of the ocean where the biodiversity is high. Munseom MPA has a unique underwater landscape including soft coral, subtropical fish, and benthos, attracting many scuba divers. This paper intends to evaluate the willingness-to-pay (WTP) for the scuba diving management policy in the Munseo...
Article
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Dive computers have the potential to provide depth resolved temperature data that is often lacking especially in close to shore, but spatiotemporal assessment of the robustness of this citizen science approach has not been done. In this study, we provide this assessment for the Red Sea, one of the most dived areas in the world. A comparison was con...
Poster
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El censo visual realizado por buzos ha sido el método más común para obtener datos cuantitativos sobre las comunidades ictiológicas en ecosistemas coralinos y rocosos desde que se aplico por primera vez en 1950. A través de los años nuevas metodologías de monitoreo se han implementado con la finalidad de generar información con el menor sesgo posib...
Article
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A new wriggler of genus Xenisthmus was collected from Taitung and Pingtung Counties, Taiwan, while using SCUBA diving of coral reef fish survey. The new species, Xenisthmus nigrolateralis, can be well distinguished from other congeners by the following unique combination of features: (1) fins: second dorsal fin rays I/13; anal fin rays I/13; pector...
Poster
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Los octocorales forman parte importante en los arrecifes rocosos del Pacífico Tropical Oriental. En El Salvador se reportan 29 especies, la mayoría del género Muricea, y en menor número Leptogorgia, Pacifigorgia y Heterogorgia. Con el fin de aumentar el conocimiento de octocorales en los sectores del país menos estudiados, el presente estudio deter...
Article
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ince the 1970s, artificial reef (AR) deployment has been one of the common approaches to augment the local production of coastal fish in Malaysia. However, there is a lack of strategy to assess and evaluate the success of pre-deployed AR. Realizing the need for an effective qualitative and quantitative monitoring and evaluation of AR, this study pr...