نتایج جستجو برای: Coastal Waters

تعداد نتایج: 87186  

ژورنال: علمی شیلات ایران 2019

Coastal waters of Khuzestan and Hormozgan provinces are very important in the fisheries industry. Due to of direct and indirect impacts of the Jellyfish on the dynamic of fish larvae and zooplankton, study of their population is very important. So that in this study scyphomedusae were collected in summer and winter of 2015 from 6 stations of coastal waters of Khuzestan and Hormozgan. Sampling w...

Journal: :international journal of environmental research 2013
n. sravanthi i.v. ramana p. yunus ali m. ashraf m.m. ali

this study presents an empirical relationship of suspended sediment concentrations (sscs) inthe coastal waters, which is derived from the conventional methods, to radiometer remote sensing reflectance values (rrs) and satellite data in coastal waters of kerala. an algorithm is then developed to utilize both in situ sscs measured from conventional methods and rrs values. this algorithm is valida...

2015
Cristina Barrón Carlos M. Duarte

The distribution of dissolved organic carbon (DOC) concentration across coastal waters was characterized based on the compilation of 3510 individual estimates of DOC in coastal waters worldwide. We estimated the DOC concentration in the coastal waters that directly exchange with open ocean waters in two different ways, as the DOC concentration at the edge of the shelf break and as the DOC conce...

2010
Collin S. Roesler Andrew H. Barnard

Coastal waters represent the commingling of offshore marine and terrestrial surface source waters and therefore are naturally complex and variable. Our long term goal is to establish observational and modeling approaches to predict sources and scales of variability in the source waters, particularly those related to land use activities in upstream watersheds, from observations and measurements ...

Journal: :علمی شیلات ایران 0
فاطمه محسنی زاده f. mohsenizadeh حسین نگارستان h. negarestan احمد سواری a. savari

in this study, surface water samples were collected monthly from five stations inclduing nayband bay, assaloye, dayer, kabgan and bushehr from december 2012 to june 2013. sampling stations were chosen according to data being collected during algal bloom caused by cochlodinium polykrikoides in 2008. a total of 45 genera of phytoplankton belongs to four classes were totally identified accounting ...

Journal: :international journal of marine science and engineering 0

seasonal variations of the seawater properties (e.g. temperature, salinity, density and chlorophyll-a) in western part of the southern coastal waters of the caspian sea near the iranian coast were studied. a portable ctd probe was applied for profiling from sea surface to bottom at 23 stations. maximum depth of the profiling stations was more than 470 m in the study area. vertical structure of ...

2012
Blake A. Schaeffer James D. Hagy Robyn N. Conmy John C. Lehrter Richard P. Stumpf

Human activities on land increase nutrient loads to coastal waters, which can increase phytoplankton production and biomass and associated ecological impacts. Numeric nutrient water quality standards are needed to protect coastal waters from eutrophication impacts. The Environmental Protection Agency determined that numeric nutrient criteria were necessary to protect designated uses of Florida'...

Kamrani, E., Kaymaram, F., Mahdavi Najafabadi , R., Salarpouri , A.,

Small pelagic fishes particularly anchovy (Encrasicholina punctifer) and sardine (Sardinella sindensis) have an important role to support the Iranian fisheries and are distributed along the coastal waters of the Persian Gulf and Oman Sea. Using a logbook on small pelagic fisheries, a GIS-based environmental modeling approach was applied to investigate the presence and abundance of anchovy and s...

Journal: :international journal of environmental research 0

identification and enumeration of phytoplankton species from ilaje and lagos sectors of the nigerian coastal waters were conducted using standard procedures. effects of different crude oil concentrations (6 to 50 ppm) on population of coscnodiscus centralis, thalassionema frauenfeldii, odontella mobiliensis, and ceratium trichoceros at different exposure periods (6 to 42 h) via microcosm experi...

2014
Majid Alipour Reza Hajiesmaili Maryam Talebjannat Yousef Yahyapour

As fecal streptococci commonly inhabit the intestinal tract of humans and warm blooded animals, and daily detection of all pathogenic bacteria in coastal water is not practical, thus these bacteria are used to detect the fecal contamination of water. The present study examined the presence and the antibiotic resistance patterns of Enterococcus spp. isolated from the Babolrud River in Babol and ...

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