نتایج جستجو برای: Marine species

تعداد نتایج: 623070  

Journal: :Journal of fish biology 2010
V C Chong P K Y Lee C M Lau

A total of 1951 species of freshwater and marine fishes belonging to 704 genera and 186 families are recorded in Malaysia. Almost half (48%) are currently threatened to some degree, while nearly one third (27%) mostly from the marine and coral habitats require urgent scientific studies to evaluate their status. Freshwater habitats encompass the highest percentage of threatened fish species (87%...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2016
Hanno Seebens Nicole Schwartz Peter J Schupp Bernd Blasius

The human-mediated translocation of species poses a distinct threat to nature, human health, and economy. Although existing models calculate the invasion probability of any species, frameworks for species-specific forecasts are still missing. Here, we developed a model approach using global ship movements and environmental conditions to simulate the successive global spread of marine alien spec...

2013
Gayatri R. Nambiar K. Raveendran

Mangrove ecosystem is well known for the productivity. Fungi play an important role in the nutritive cycle and support the mangrove ecosystem. In the present investigation the authors tries to elucidate marine fungi in selected mangrove ecosystem of North Malabar region of Kerala. 30 marine fungi including 19 Ascomycetes, 1 Basidiomycete and 10 Mitosporic fungi were encountered. Backwater suppo...

2011
ANDREW C. MCKINLEY LAURA RYAN MELINDA A. COLEMAN NATHAN A. KNOTT GRAEME CLARK MATTHEW D. TAYLOR EMMA L. JOHNSTON

1. In recent decades there has been a significant effort to establish marine sanctuaries for the purpose of protecting marine biodiversity and ecological processes. While many studies have demonstrated that marine sanctuaries increase the abundance, diversity, and trophic level of marine fish communities, few have compared these parameters across multiple levels of protection and human modifica...

2001
Michael A. Perez W. Bruce McAlister

One important aspect of the management of commercial fisheries in an ecosystem context involves understanding the diet and consumption rates of fish species by their natural predators. Such knowledge allows for comparison of commercial fish catches with consumption through predation by species groups such as marine mammals. For the Bering Sea, the limited data available only allows a preliminar...

2013
Stelios Katsanevakis Francesca Gatto Argyro Zenetos Ana Cristina Cardoso Vadim Panov

In the framework of the European Alien Species Information Network (EASIN; http://easin.jrc.ec.europa.eu/), an inventory of marine alien species in Europe was created by critically reviewing existing information in 34 global, European, regional and national databases. In total, 1369 marine alien species have been reported in the European seas (including 110 cryptogenic and 139 questionable spec...

Journal: :jundishapur journal of microbiology 0
anjana k. vala department of physics, bhavnagar university, india +91-2782422650, [email protected]; department of physics, bhavnagar university, india +91-2782422650, [email protected] vishnu sutariya shree dhanvantary pharmaceutical and research institute, india

background facultative marine fungi could potentially be arsenic tolerant and may be able to remove this highly poisonous metal from the environment. objectives the objective of this work was to explore the degree of tolerance and removal efficiency of two facultative marine fungi. materials and methods facultative marine fungi aspergillus flavus and rhizopus spp. were exposed to 25 mg/l and 50...

Journal: :Biology letters 2009
Jean-Paul A Hobbs Ashley J Frisch Gerald R Allen Lynne Van Herwerden

Studying hybridization is crucial to understanding speciation and almost all our knowledge comes from terrestrial and freshwater environments. Marine hybrids are considered rare, particularly on species-rich coral reefs. Here, we report a significant marine hybrid zone at Christmas and Cocos Islands (eastern Indian Ocean) with 11 hybrid coral reef fishes (across six families); the most recorded...

Journal: :The Journal of the Louisiana State Medical Society : official organ of the Louisiana State Medical Society 2014
James H Diaz

Soft tissue bacterial infections following aquatic animal bites, stings, and minor injuries occur commonly and usually on the extremities in fishermen and beachgoers worldwide after freshwater and saltwater exposures. Louisiana has more tidal, saltwater, and brackish water shorelines (more than 7,000 miles) than any other state, including Alaska and Hawaii. As a result, Louisiana residents are ...

Journal: :رخساره های رسوبی 0
لیدا خدادادی فاطمه هادوی

in this study, calcareous nannofossils at the boundary between tirgan and sarcheshmeh formations at taherabad and mozduran sections have been studied. these sections are located in the eastern kopet-dagh basin. 22 nannoplankton species of 14 genera in taherabad section and 20 species of 14 genera in mozduran section were identified. according to the first occurrence of index species and fossil ...

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