نتایج جستجو برای: condition factor

تعداد نتایج: 1136705  

Journal: :iranian journal of ichthyology 0
hadi jamali department of fisheries, faculty of natural resources, urmia university, p.o.box: 46414-356, urmia, iran. ahmad hasanpour-fattahi department of fisheries, gonbad kavous university, gonbad kavous, iran. daruosh abdollahi department of fisheries, gonbad kavous university, gonbad kavous, iran. rahman patimar department of fisheries, faculty of natural resources, gonbad kavous university, golestan, iran. yazdan keivany department of fisheries, faculty of natural resources, isfahan university of technology, isfahan 84156-838111, iran.

some 190 specimens of sefidrud loach, oxynoemacheilus bergianus , were collected from aras river (northwestern iran) and age, size, and some biological characteristics of the samples were investigated from march to july 2013. the maximum age was 3 + years. the specimens ranged in size from 42 to 64mm for males and 45 to 61mm for females in total length, weighing from 0.62 to 2.03g for males and...

Journal: :international journal of aquatic biology 0
most habiba ferdaushy department of fisheries, university of rajshahi, bangladesh. mohammad manjurul alam department of fisheries, university of rajshahi, bangladesh.

the research carried out the length-length relationships (llr), length-weight relationship (lwr) and condition factor of nine freshwater small indigenous species viz. g. giuris, e . danricus, m . pancalus , l . guntea, c. fasciatus, p. sophore, h .  fossilis, c .   punctatus and m. cavasius from the waterbodies of nageshwari, bangladesh. relationships among different body lenght parameters of e...

Journal: :international journal of aquatic biology 0
mazaher zamani faradonbeh department of fisheries, faculty of natural resources, university of tehran, karaj, iran. soheil eagderi [editor in: fish biology] department of fisheries, faculty of natural resources, university of tehran, iran. fariborz ghojoghi department of fisheries, faculty of natural resources, islamic azad university, azadshahr branch.

length-weight relationship and condition factor were investigated in seven fish species, including barbus cyri , capoeta gracilis , alburnoides eichwaldi , acanthalbarnus microlepis , ponticola cyrius , cobitis keyvani and oxynemacheilus bergianus from totkabon river. a total of 570 specimens ranging from 25.90 to 146.97 mm in total length and 0.1 to 260.3 g in total weight were collected. base...

Journal: :international journal of aquatic biology 0
hadi jamali department of fishery, urmia university, urmia, iran. soheil eagderi department of fishery, faculty of natural resources, university of tehran, karaj, iran. esmaeil esmaeilzadegan department of fishery, urmia university, urmia, iran. rahman patimar department of fishery, faculty of natural resources, gonbad kavous university, gonbad kavous, iran.

we collected silver bream blicca bjoerkna from march to july 2013 from aras dam lake (north-west of iran) and investigated its age, size, and some biological characteristics. the maximum age was 5 + years. the total length and weight of specimens ranged 137-278 mm and 26-247 g for male and 134-282 mm and 26-289 g for female, respectively. length-weight relationship was estimated as w = 1e-06tl ...

Journal: :international journal of advanced biological and biomedical research 2013
javid imanpour namin taravat molayemraftar mina rajabpour sanam heidary

length weight relationships of vimba vimba persa were studied. for this purpose 174 fish samples were collected by gill nets, beach seine and purse seine from march through june 2008 at two guilan fisheries catch stations of guilan located in anzali- kiyashahr regions. samples were immediately transferred to the laboratory of fish biology at university of guilan for further analyses. length, we...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم 1377

chapter one is devotod to collect some notion and background informations, which are needed in the next chapters. it also contains some important statements which will be proved in a more general context later in this thesis. in chapter two, we show that if the marginal factor-group is of order np1...pk,n>1, then we obtain a bound for the order of the verbal subgroup. also a bound for the bear-...

Journal: :iranian journal of ichthyology 0
seyedeh narjes tabatabaei department of fisheries, faculty of natural resources, university of tehran, karaj, 4111, iran. iraj hashemzadeh-segherloo department of fisheries and environmental sciences, faculty of natural resources and earth sciences, shahr-e-kord university, shahr-e-kord, 115, iran. asghar abdoli department of biodiversity and ecosystem management, environmental research institute, university of shahid beheshty, g.c. velenjak, tehran, iran. maryam milani department of biodiversity and ecosystem management, environmental research institute, university of shahid beheshty, g.c. velenjak, tehran, iran. rouhollah mirzaei department of environmental sciences, faculty of natural resources and earth sciences, kashan university, kashan, isfahan, iran.

this study presents data on age structure, sex ratio, growth, length-weight relationships and condition factor of four populations (n=312) of  two alburnoides species, collected in 2005 and 2006 from the tajan river (caspian sea basin), the ghara-chai and jajrud rivers (namak lake basin), and cheshmeh-ali spring (kavir basin) of iran. sex ratio of the fish, in the studied localities, except in ...

Journal: :علمی شیلات ایران 0
فرود بساک کاهکش f kahkesh وحید یاوری v yavari غلامرضا اسکندری g eskandary غلامحسین محمدی g mohammadi

the effects of weight and length of barbus grypus broodstock on fingerlings reproductive characteristics and growth were investigated. we chose three female treatments  including weight and length groups (1) 2212.5±479g,  62.68±6.7cm, (2) 4518±780g,  79.12±4.36cm  and (3) 7712.5±1171g, 92.62±3.13cm. the same male broodstock were used for all the treatments with the weight and length size of 140...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده علوم 1370

1- in a search directed to the reaction of compound)23(the cycloaddition reaction of 1,3- diphenylisobenzofurane)14(with p-benzoquinone)19(,followed by addition of cyclopentadiene was carried out.the specific spacial stracture of its ir,nmr,mass spectra. 2- in another attempt the kinetic stability and behavior of compounds)20(and)23(was studied.the main subject of this study was the highly reve...

Journal: :iranian journal of fisheries science 0
k.m. konan l. doumbia a.b. adépo-gourène a. ouattara g. gourène

the present study describes the length-weight relationship (lwr), length-length relationship (llr) and condition factor of the wild population of the shrimp macrobrachium macrobrachion from the rivers of côte d’ivoire (west africa). samples were randomly collected from small-scale shrimp fisheries using bamboo traps. of the thirteen analyzed morphometrics characters, only the second pleura widt...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید