نتایج جستجو برای: qeshm

تعداد نتایج: 221  

Journal: :Results in geophysical sciences 2023

The analytical signal method and its derivatives can be explicitly calculated assessed for analyzing estimating the boundary of geological structures, such as faults or dikes, from potential field anomalies. Gravity east Qeshm Island north coast Sarkhun to Latidan in SE Iran has been measured one-kilometer regular network. regional anomaly effects are deducted Bouguer anomaly, where it get resi...

2014
Neda Adibpour Farhad Nasr Fatemeh Nematpour Arash Shakouri Abdolghani Ameri

BACKGROUND Emergence of antimicrobial resistance toward a number of conventional antibiotics has triggered the search for antimicrobial agents from a variety of sources including the marine environment. OBJECTIVES The aim of this study was to evaluate the antimicrobial potential of Holothuria leucospilota from Qeshm and Kharg Islands against some selected bacteria and fungi. MATERIALS AND M...

Journal: :Diversity 2023

The Persian Gulf, a young and shallow epicontinental sea, is known for its unique geological oceanographic characteristics that foster diverse productive marine ecosystems. A substantial portion of the Gulf’s seafloor consists unconsolidated soft sediments, making it unsuitable colonization by many sessile organisms. Consequently, relatively few hard grounds submerged banks provide suitable hab...

Journal: :Results in geophysical sciences 2023

Noise cancelation is the process done to remove out-of-range anomalies and make better edge boundaries interpretation. One of most challenging issues in describing gravitational maps separating related shallow sources from deep ones. Furthermore, Existing noise can it arduous separate blurred boundaries. In this study SE Iran, surveying was carried out areas west Qeshm Hormuz islands a regular ...

M. Rahnema P. Ghavam Mostafavi P. Rahimi, S. Rezvani Gilkolaie Sh. Jamili

Several studies on the white sardine: Sardinella albella, have focused on the identification of stock composition and behavior. In this study population genetic structure and historical demography of S. albella along the cost of the Persian Gulf and Sea of Oman were investigated with a 500-bp segment of mt-DNA control region. In total 40 samples were collected from 3 locations: Jask in Sea of O...

ژورنال: علمی شیلات ایران 2012
اشجع اردلان, آریا, امینی یکتا, فاطمه, شکری, محمد رضا,

Gastropod communities were investigated along two intertidal sandy and rocky shores in Qeshm Island, the northern Persian Gulf, IR Iran to identify the species of the family Cypraeidae. Monthly sampling was undertaken from May 2007 to April 2008 by haphazardly placing eighteen 0.25 m2 quadrates along two 30m wide transects located approximately 300m apart, perpendicular to the sea, in each sand...

Journal: :International journal of engineering and geosciences 2023

Mangrove forests are considered one of the most complex and dynamic ecosystems facing various challenges due to anthropogenic disturbance climate change. The excessive harvesting land-use change in areas covered by mangrove is critical threats these forests. Therefore, continuous regular monitoring essential. Fortunately, remote sensing data has made it possible regularly frequently monitor thi...

Journal: :journal of sciences, islamic republic of iran 2013
f. moore s. kargar f. rastmanesh

in this study, concentrations of heavy metals in soils around a zn-smelter in qeshm island, iran, are investigated. calculated geoaccumulation index (igeo), contamination factor (cf), and contamination degree (cdeg) values indicate surface soil contamination by toxic metals (as, cd, pb, and zn). the results also indicate that most contaminated areas are located in the vicinity of the smelter an...

Journal: :Remote Sensing 2021

Mangroves are among the most productive ecosystems in existence, with many ecological benefits. Therefore, generating accurate thematic maps from mangrove is crucial for protecting, conserving, and reforestation planning these valuable natural resources. In this paper, Sentinel-1 Sentinel-2 satellite images were used synergy to produce a detailed ecosystem map of Hara protected area, Qeshm, Ira...

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