نتایج جستجو برای: estuarine

تعداد نتایج: 6749  

Journal: :international journal of environmental research 2013
a.r. karbassi s.s. bassam m. ardestani

during estuarine mixing of fresh water with saline water and due to the flocculation process, aportion of dissolved metals come into particulate phase, and the dissolved load decreases. this process plays an important role in self-purification of heavy metals in rivers. in this study, flocculation of cu, mn, ni, pb and zn during mixing of cheshme-kileh river water with caspian sea water has bee...

Journal: :international journal of environmental research 2010
c.s. ratheesh kumar m.m. joseph t.r. gireesh kumar k.r. renjith m.n. manju

heavy metals in the surface sediments of the two coastal ecosystems of cochin, southwest india were assessed. the study intends to evaluate the degree of anthropogenic influence on heavy metal concentration in the sediments of the mangrove and adjacent estuarine stations using enrichment factor and geoaccumulation index. the inverse relationship of cd and zn with texture in the mangrove sedimen...

Journal: :international journal of environmental research 0
l.i. kiteresi kenya marine and fisheries research institute, p.o. box 81651, mombasa, kenya e.o. okuku kenya marine and fisheries research institute, p.o. box 81651, mombasa, kenya, 2 soil and water management division, faculty of bioscience engineering, katholike universiteit s.n. mwangi kenya marine and fisheries research institute, p.o. box 81651, mombasa, kenya, university of nairobi, p.o. box 30197, g.p.o, nairobi, kenya b. ohowa kenya marine and fisheries research institute, p.o. box 81651, mombasa, kenya v.o. wanjeri kenya marine and fisheries research institute, p.o. box 81651, mombasa, kenya s. okumu kenya marine and fisheries research institute, p.o. box 81651, mombasa, kenya m. mkono

phytoplankton communities play a significant role in the oceanic biological pump by forming the base of the trophic structure. increase in nutrients loading affects spatial and temporal distribution of phytoplankton. this study examined the phytoplankton community structure and ecological indices in relation to nutrients dynamics in both estuarine and oceanic areas of ramisi-vanga systems along...

Fang Chen Qiqun Cheng,

 An analysis of eight microsatellite loci in 90 individuals was performed to define the genetic structure and variability of three estuarine populations of Coilia mystus: 30 individuals each  collected from ChangJiang River (Yangtze River) estuary-CJ, MinJiang River estuary-MJ, and ZhuJiang River (Pearl River) estuary-ZJ. The results showed polymorphic information contents (PIC) of 0.78, 0.77, a...

2009
Valter Amaral Henrique N. Cabral Stuart Jenkins Stephen Hawkins José Paula

Estuarine and nearshore marine areas are vital habitats for several fish and benthic invertebrates. The shore crab Carcinus maenas (Crustacea: Brachyura: Portunidae) inhabits a variety of coastal, estuarine and lagoon habitats. At low tide, habitat structural complexity may be most important for crabs in the intertidal, providing refuge from predation and desiccation. The quality of different v...

2010

STOCK DEFINITION AND GEOGRAPHIC RANGE The coastal morphotype of bottlenose dolphin is continuously distributed along the Atlantic coast south of Long Island, New York, to the Florida peninsula, including inshore waters of the bays, sounds and estuaries. Except for animals residing within the Southern North Carolina and Northern North Carolina Estuarine Systems (e.g., Waring et al. 2007), estuar...

2013
DOUGLAS BAZETT LEAKEY Douglas Bazett Leakey

I. Estuaries are regarded as valuable nursery habitats for many commercially important marine fishes. Recruitment of fish from estuarine nursery habitats to adult marine populations is considered important for maintenance of fishable stocks, but most evidence for this is qualitative. Effective and timely implementation of estuarine conservation and fisheries management plans may be aided by qua...

Journal: :international journal of environmental research 2012
m. fazelzadeh a.r. karbassi m. mehrdadi

the present investigation provides a thorough study of eliminating soluble and colloidal elements of copper, iron, magnesium and zinc during estuarine mixing of gorganrood river water with caspian sea water in iran. the processes of flocculation were carried out in 10 aquariums in order to furnish the salinity in an interval of 0.3 - 4.4 ppt. the obtained result is indicative of non- conservat...

Fang Chen, Qiqun Cheng,

 An analysis of eight microsatellite loci in 90 individuals was performed to define the genetic structure and variability of three estuarine populations of Coilia mystus: 30 individuals each  collected from ChangJiang River (Yangtze River) estuary-CJ, MinJiang River estuary-MJ, and ZhuJiang River (Pearl River) estuary-ZJ. The results showed polymorphic information contents (PIC) of 0.7...

2010

STOCK DEFINITION AND GEOGRAPHIC RANGE The coastal morphotype of bottlenose dolphin is continuously distributed along the Atlantic coast south of Long Island, New York, to the Florida peninsula, including inshore waters of the bays, sounds and estuaries. Except for animals residing within the Southern North Carolina and Northern North Carolina Estuarine Systems (e.g., Waring et al. 2007), estuar...

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