In freshwater systems, microalgae are the major biomass of microorganisms. They occur in ecosystems that are largely structured by the climatic regime, the physical and chemical environments with which they in...
Histopathological lesions and biometric variations in catfish species are statistically associated with chemical contaminant exposure. A histopathological and biometric database for the catfish Sciades herzbergii
Authors: Raimunda Nonata Fortes Carvalho Neta, Débora Batista Pinheiro Sousa, Zafira da Silva de Almeida, Débora Martins Silva Santos and Ligia Tchaicka
Recent studies suggest that increasing ocean acidification (OA) should have strong direct and indirect influences on marine invertebrates. While most theory and application for OA is based on relatively physic...
The Brunei River and Bay estuarine system (BES) in the northwest of Borneo is acidic and highly turbid. The system supports extensive intertidal mudflats and presents a potentially steep salinity and pH gradie...
Authors: Henk Bolhuis, Henriette Schluepmann, Juri Kristalijn, Zohrah Sulaiman and David J Marshall
High affinity potassium transporters (HKTs) are located in the plasma membrane of the vessels and have significant influence on salt tolerance in some plants. They exclude Na+ from the parenchyma cells to reduce ...
Authors: Mahbobeh Zamani Babgohari, Esmaeil Ebrahimie and Ali Niazi
Offshore wind power provides a valuable source of renewable energy that can help reduce carbon emissions. Technological advances are allowing higher capacity turbines to be installed and in deeper water, but t...
Authors: Helen Bailey, Kate L Brookes and Paul M Thompson
A geothermal ecosystem located at Tantloi, India has been found to be an interesting habitat for microbes of diverse nature. However, the microbial diversity of this habitat is poorly explored. In this study, ...
Authors: Preeti Jain, Hasan Mahmud Reza and Subrata Pal
Seabirds have been historically used to monitor environmental contamination. The aim of the present study was to test the suitability of a species belonging to the Procellariiformes group, the Manx shearwater, Pu...
Authors: Maíra Duarte Cardoso, Jailson Fulgencio de Moura, Davi C Tavares, Rodrigo A Gonçalves, Fernanda I Colabuono, Emily M Roges, Roberta Laine de Souza, Dalia Dos Prazeres Rodrigues, Rosalinda C Montone and Salvatore Siciliano
Over the last decade the amino acid beta-N-methylamino-L-alanine (BMAA) has come under intense scrutiny. International laboratory and epidemiological research continues to support the hypothesis that environmenta...
Authors: Pearse McCarron, Alan C Logan, Sabrina D Giddings and Michael A Quilliam
The Earth receives around 1000 W.m−2 of power from the Sun and only a fraction of this light energy is able to be converted to biomass (chemical energy) via the process of photosynthesis. Out of all photosyntheti...
Authors: David Parlevliet and Navid Reza Moheimani
OMEGA is an integrated aquatic system to produce biofuels, treat and recycle wastewater, capture CO2, and expand aquaculture production. This system includes floating photobioreactors (PBRs) that will cover hundr...
Authors: Stephanie N Hughes, Sasha Tozzi, Linden Harris, Shawn Harmsen, Colleen Young, Jon Rask, Sharon Toy-Choutka, Kit Clark, Marilyn Cruickshank, Hamilton Fennie, Julie Kuo and Jonathan D Trent
The microscopic Utermöhl method is commonly used for the recognition of the presence and taxonomic composition of potentially toxic cyanobacteria and is especially useful for monitoring reservoirs used as drin...
Authors: Aleksandra Bukowska, Aleksandra Bielczyńska, Anna Karnkowska, Ryszard J Chróst and Iwona Jasser
Microalgae are diverse in terms of their speciation and function. More than 35,000 algal strains have been described, and thousands of algal cultures are maintained in different culture collection centers. The...
Despite the plethora of approaches, the sensitivity of the methods to measure the relationship between the abundance and biomass curves in stressed detritus-based ecosystems still remain to be refined. In this...
Authors: Fulvio Cerfolli, Bruno Bellisario and Corrado Battisti
In aquaculture, when alternative protein sources of Fish Meal (FM) in diets are investigated, Plant Proteins (PP) can be used. Among them, Vital Wheat Gluten (VWG) is a proteinaceous material obtained from whe...
Authors: Emmanuelle Apper-Bossard, Aurélien Feneuil, Anne Wagner and Frédérique Respondek
Understanding the responses of ecological communities to human-induced perturbations is crucial for establishing conservation goals. Ecological communities are dynamic entities undergoing fluctuations due to t...
Authors: Bruno Bellisario, Claudio Carere, Fulvio Cerfolli, Dario Angeletti, Giuseppe Nascetti and Roberta Cimmaruta
The aim was to study the seasonal microbial diversity variations of an athalassohaline environment with a high concentration of sulfates in Tirez lagoon (La Mancha, Spain). Despite the interest in these types ...
Authors: Lilia Montoya, Carlotta Vizioli, Nuria Rodríguez, María José Rastoll, Ricardo Amils and Irma Marin
The permanent dominance of Planktothrix-like сyanobacteria has been often reported for shallow eutrophic\hypertrophic lakes in central Europe in summer\autumn. However studies on phytoplankton growth under ice co...
Authors: Olga Babanazarova, Sergey Sidelev and Svetlana Schischeleva
The Cariaco Basin is characterized by pronounced and predictable vertical layering of microbial communities dominated by reduced sulfur species at and below the redox transition zone. Marine water samples were...
Authors: Lorelei Bozo-Hurtado, M Alexandra García-Amado, Andrei Chistoserdov, Ramon Varela, J Jesus Narvaez, Rita Colwell and Paula Suárez
Picoeukaryotes are protists ≤ 3 μm composed of a wide diversity of taxonomic groups. They are an important constituent of the ocean’s microbiota and perform essential ecological roles in marine nutrient and ca...
Authors: Francisco Acosta, David Kamanda Ngugi and Ulrich Stingl
Species distribution, abundance and diversity of mangrove benthic macroinvertebrate fauna and the relationships to environmental conditions are important parts of understanding the structure and function of ma...
Authors: Palanisamy Satheesh Kumar and Anisa Basheer Khan
Cyanobacteria are common components of phytoplankton communities in most freshwater ecosystems. Proliferations of cyanobacteria are often caused by high nutrient loading, and as such can serve as indicators of...
Authors: Pratibha Rani Deep, Shantanu Bhattacharyya and Binata Nayak
Rotifers have attracted the attention of biologists for well over 200 years. Interest in these exquisite animals rests in their diverse morphology, short generation time resulting in high growth rates, ability...
Authors: Robert Lee Wallace, SSS Sarma and S Nandini
Aquaculture is one amongst the growing and major food producing sectors. Shrimp culture is one of the subsectors of aquaculture that attracts more attention because of the economic interest. However, the shrim...
Authors: Palanisamy Iyapparaj, Thirumalai Maruthiah, Ramasamy Ramasubburayan, Santhiyagu Prakash, Chandrasekaran Kumar, Grasian Immanuel and Arunachalam Palavesam
Hematodinium perezi, a parasitic dinoflagellate, infects and kills blue crabs, Callinectes sapidus, along the Atlantic and Gulf coasts of the United States. The parasite proliferates within host hemolymph and tis...
Authors: Ammar W Hanif, Whitney D Dyson, Holly A Bowers, Joseph S Pitula, Gretchen A Messick, Rosemary Jagus and Eric J Schott
Tributyltin (TBT) is a ubiquitous persistent xenobiotic that can be found in freshwater, estuarine and marine ecosystem. TBT is a strong endocrine disrupting compound (EDC) that can cause toxic threat to aquat...
The bottom-up (food resources) and top-down (grazing pressure) controls, with other environmental parameters (water temperature, pH) are the main factors regulating the abundance and structure of microbial com...
Authors: Krystyna Kalinowska, Adam Guśpiel, Bartosz Kiersztyn and Ryszard J Chróst
The purpose of this study was to identify arsenite-oxidizing halobacteria in samples obtained from Salar de Punta Negra, II Region of Chile. Seven bacterial isolates, numbered as isolates I to VII, grown in a ...
Prior research on the microorganisms associated with the brine shrimp, Artemia franciscana, has mainly been limited to culture-based identification techniques or feeding studies for aquaculture. Our objective was...
Authors: Misty R Riddle, Bonnie K Baxter and Brian J Avery
Freshwater mussels remain among the most imperiled species in North America due primarily to habitat loss or degradation. Understanding how mussels respond to habitat changes can improve conservation efforts. ...
Authors: Brandon J Sansom, Daniel J Hornbach, Mark C Hove and Jason S Kilgore
Inorganic phosphate (Pi) is a critical nutrient for all life and is periodically limiting in marine and freshwater provinces, yet little is understood how organisms acclimate to fluctuations in Pi within their en...
Authors: Matthew A Fuszard, Saw Yen Ow, Chee Sian Gan, Josseilin Noirel, Nigel G Ternan, Geoff McMullan, Catherine A Biggs, Kenneth F Reardon and Phillip C Wright
Schirmacher Oasis is one of the few ice-free plateaus in East Antarctica that maintains a unique distribution of over 120 microbial-rich, dynamic freshwater lakes, most of which are unexplored. In this study, ...
Authors: Jonathan P Huang, Ashit K Swain, Robert W Thacker, Rasik Ravindra, Dale T Andersen and Asim K Bej
Limited information is available regarding the habitat preference of the Indo-Pacific bottlenose dolphin (Tursiops aduncus) in South Australian estuarine environments. The need to overcome this paucity of informa...
Authors: Nardi Cribb, Cara Miller and Laurent Seuront
Microalgae feedstock production can be integrated with wastewater and industrial sources of carbon dioxide. This study reviews the literature on algae grown on wastewater and includes a preliminary analysis of...
Authors: Omatoyo K Dalrymple, Trina Halfhide, Innocent Udom, Benjamin Gilles, John Wolan, Qiong Zhang and Sarina Ergas
Prolactin (PRL) is a key hormone for osmoregulation in fish. Levels of PRL in the pituitary gland and plasma ion composition of clownfish seem to change to regulate their hydromineral balance during adaptation...
Authors: Gyeong Eon Noh, Sum Rho, Yong Jin Chang, Byung Hwa Min and Jong-Myoung Kim
The salt tolerance of halophilic bacteria make them promising candidates for technical applications, like isolation of salt tolerant enzymes or remediation of contaminated saline soils and waters. Furthermore,...
Authors: Dirk Rothenstein, Johannes Baier, Thomas D Schreiber, Vera Barucha and Joachim Bill
Traditional salt farming in Goa, India has been practised for the past 1,500 years by a few communities. Goa’s riverine estuaries, easy access to sea water and favourable climatic conditions makes salt product...
Authors: Kabilan Mani, Bhakti B Salgaonkar, Deepthi Das and Judith M Bragança
Salinity is restricting habitatability for many biota in prairie lakes due to limited physiological abilities to cope with increasing osmotic stress. Yet, it remains unclear how salinity effects vary among maj...
Predatory copepods of the family Euchaetidae are widely distributed in polar, temperate, subtropical and tropical oceans. Paraeuchaeta concinna is the most abundant Euchaetidae in the subtropical coastal seas of ...
Authors: Chong Kim Wong, Eva Y W Yau and Alle A Y Lie
The genus Dunaliella (Class – Chlorophyceae) is widely studied for its tolerance to extreme habitat conditions, physiological aspects and many biotechnological applications, such as a source of carotenoids and ma...
Sundarbans is the single largest deltaic mangrove forest in the world, formed at estuarine phase of the Ganges - Brahmaputra river system. Primary productivity of marine and coastal phytoplankton contributes t...
Authors: Kaberi Chaudhuri, Suman Manna, Kakoli Sen Sarma, Pankaj Naskar, Somenath Bhattacharyya and Maitree Bhattacharyya
In a biogeographical context, the term Macaronesia broadly embraces the North Atlantic archipelagos of the Azores, Madeira, Selvagens, the Canary Islands, and Cape Verde. The peculiar arid climatic conditions ...
Authors: Francisco Hontoria, Stela Redón, Marta Maccari, Inmaculada Varó, Juan Carlos Navarro, Lluis Ballell and Francisco Amat
Parasitic dinoflagellates of the genus Hematodinium are significant pathogens affecting the global decapod crustacean fishery. Despite this, considerable knowledge gaps exist regarding the life history of the pat...
Authors: Grant D Stentiford, Kelly S Bateman, Hamish J Small, Michelle Pond and Anette Ungfors
Hypersaline solar salterns are extreme environments in many tropical and subtropical regions throughout the world. In India, there are several coastal solar salterns along with the coastal line of the Bay of B...
Authors: Polpass Arul Jose and Solomon Robinson David Jebakumar
Coral reefs are areas of maximum biodiversity, but the parasites of coral reef fishes, and especially their species richness, are not well known. Over an 8-year period, parasites were collected from 24 species...
Authors: Jean-Lou Justine, Ian Beveridge, Geoffrey A Boxshall, Rodney A Bray, Terrence L Miller, František Moravec, Jean-Paul Trilles and Ian D Whittington
Ontogenetic variation in salinity adaptation has been noted for the blue crab, Callinectes sapidus, which uses the export strategy for larval development: females migrate from the estuaries to the coast to spawn,...
Authors: J Sook Chung, Leah Maurer, Meagan Bratcher, Joseph S Pitula and Matthew B Ogburn
Marine angiosperms, seagrasses, are sentinel species of marine ecosystem health and function. Seagrass carbon budgets provide insight on the minimum requirements needed to maintain this valuable resource. Carb...
Microzooplankton consisting of protists and metazoa <200 μm. It displays unique feeding mechanisms and behaviours that allow them to graze cells up to five times their own volume. They can grow at rates which ...
Authors: S Sai Elangovan, M Arun Kumar, R Karthik, R Siva Sankar, R Jayabarathi and G Padmavati
