کنفرانس ماهی شناسی ایران
سال:1394 | دوره:4 |تعداد مقالات:36

BLOOD PARAMETERS IN STERLET (ACIPENSER RUTHENUS) WERE INVESTIGATED, UNDER THE EFFECTS OF 2 ANTICOAGULANTS HEPARIN (10 IU/ML) AND NA2EDTA (1MG/ML). BLOOD SAMPLES WERE COLLECTED FROM CAUDAL VEIN OF STERLET (AVERAGE WEIGHT OF 500±10 G) WITHOUT THE USE OF ANESTHETICS MATERIAL, AND THEN THE SAMPLES WERE MIXED WITH DEFINED ANTICOAGULANTS CONCENTRATION AND USED FOR STANDARD HAEMATOLOGICAL INVESTIGATION. ...

OSTEOLOGICAL FEATURES ARE IMPORTANT IN STUDY OF TAXONOMY AND PHYLOGENETIC RELATIONSHIP OF FISHES. ...

AFTER THEARRIVAL OF THE VHS DISEASE BY ILLEGAL IMPORTATION OF INFECTED EYED EGGS FROM THE WEST OF TO IRAN, IN 2013, FOR THE FIRST TIME IN THE COUNTRY THE DIAGNOSIS OF VHS DISEASE WAS DONE BY THE LABORATORY OF VETERINARY OFFICE OF KHORASAN RAZAVI PROVINCE ON THE SPECIMENS BELONGING TO CHARMAHAL AND BAKHTIARI PROVINCE AND WAS APPROVED BY FURTHER EXPERIMENTS. ....

WITH RESPECT TO SHORTAGE OF FRESHWATER RESOURCES AND DECREASE OF INLAND WATERS, USE OF CULTURE SYSTEMS IN SEAWATER RESOURCES IS AN IMPORTANT APPROACH FOR MAINTAINING OF VALUABLE COMMERCIAL FISHES AND PRODUCING OF HIGH QUALITY MARINE FISHES. EPINEPHELUS COIOIDES IS AMONG THE VALUABLE FISHES OF PERSIAN GULF AND OMAN SEA THAT PRESENT HIGH GROWTH POTENTIAL AND MARKETABILITY...

THE AIM OF THIS STUDY WAS TO EVALUATE SERUM PARAMETERS OF TWO SPECIES, NEOGOBIUS FLUVIATILLIS AND THE BIG HEAD NEOGOBIUS IGORLAP. SAMPLES WERE COLLECTED FROM SOUTHWEST CASPIAN SEA COASTLINES IN SPRING 2015. ...

H.HUSO IS ONE OF THE MOST LONG LIFE SPECIES THAT THEIR ADULTS USUALLY LIVE IN MIDDLE DEPTHS SEA.THESE PELAGIC FISHES ARE NOT FOUND IN DEEP REGIONS OF SEA. FOR THIS RESEARCH WE OBTAINED 30 SAMPLES OF LARVAE H. HUSO, ON THE AGES OF 1, 3, 6, 15, 21 DAYS POST HATCHING (DPH) FROM SHAHID MARJANI AGHGHELA PROPAGATION STATION IN GORGAN.

THIS STUDY REPORTS THE ESTIMATED RELATIONSHIPS BETWEEN FORK LENGTH (FL) AND GIRTHS AT GILLS BEHIND THE GILL-COVER (OP), IN FRONT OF THE FIRST DORSAL FIN (D1) AND IN FRONT OF THE SECOND DORSAL FIN (D2) FOR 4 COMMERCIALLY IMPORTANT MARINE FISH SPECIES SUCH AS SCOMBEROMORUS ...

GROWTH PATTERNS OF OXYNOEMACHEILUS KERMANSHAHENSIS AND O. EUPHARATICUS WERE STUDIED IN MARCH TO JUNE 2011. THE TOTAL OF SPECIMENS WAS 171 O. KERMANSHAHENSIS AND 317 O.EUPHRATICUS...

THE PRESENT STUDY PRESENTED AN APPROACH TO ESTIMATE BREAKAGE OF DOUBLE-STRANDED DNA.APHANIUS SOPHIA WERE EXPOSED TO THE PESTICIDE CYPERMETHRIN. DNA OF THE GILL WERE EXTRACTED AND ELECTROPHORESED. THE GELS WERE PHOTOGRAPHED AND PIXEL DENSITY CURVES WERE OBTAINED. ...

FISHMEAL IS ONE OF THE IMPORTANT PROTEIN SOURCES IN FISH DIET PARTICULARLY IN CARNIVOROUS FISH SPECIES.INCREASED DEMAND AND UNSUSTAINABLE RESOURCES AND THE HIGH PRICE OF FISH MEAL WITH AQUACULTURE DEVELOPMENT POINTED OUT NEED FOR RESEARCH TO FIND ALTERNATIVE PROTEIN SOURCES. THE USE OF PLANT PROTEINS (SUCH AS SOY FLOUR, SOY PROTEIN CONCENTRATE) TO REPLACE FISHMEAL IN THE DIET IS ONE OF THE MOST IMPORTANT ISSUES IN AQUACULTURE...

GROUPER HAVE A HIGH ECONOMICAL VALUABLE FOR FISHERIES AND, MOST RECENTLY, DUE TO INDISCRIMINATE HARVESTING THEY ARE QUICKLY REPLACED WITHOUT REGARD TO SPECIES THAT ARE THREATENED AND ENDANGERED SPECIES. THE DEMOGRAPHIC STUDY AND MANAGEMENT OF THESE POPULATIONS CAN BE AN EFFECTIVE STEP IN IMPROVING THE CURRENT SITUATION....

LIGHT-SHEETMICROSCOPY AS AN EFFICIENT NOVEL METHOD FOR NON-INVASIVE 3D MICROSCOPY OF BIOLOGICALSAMPLES HAS BEEN UNDER EXTENSIVE STUDIES BY RESEARCHES IN THE PAST FEW YEARS.IN THIS PAPER ALONG WITH INTRODUCING ITS ADVANTAGES AND APPLICATIONS, WE INTEND TO DEPICT HOW TO SET UP A STATIC LIGHT SHEET MICROSCOPE. ...

BASICALLY, THE FISH MEAT HAS A COLD PHYSICAL CONSTITUTION IN OLD PRIMITIVE MEDICINE. BUT IT ISPROVED THAT THE FISH OF WARM AND SLAT WATERS DECREASES ITS COLDNESS. IN THIS RESEARCH, THE EFFECTOF CONSUMPTION OF SALTY FISH, ON INCREASING OF SPERMATOGRAM, ...

IN THIS STUDY, THE MICROSTRUCTURE OF SCALE LEPIDONT (SCALE TEETH) IN SIX ENDEMIC APHANIUS SPECIES HAS BEEN STUDIED AND THEIR POSSIBLE CONTRIBUTION TO DISCRIMINATION OF THESE SPECIES HAS BEEN EVALUATED AND DISCUSSED. ...

THE TAXONOMIC STATUE OF THE MEMBERS OF THE GENUS COBITIS IS POORLY RECOGNIZED. HENCE, THE PRESENT STUDY WAS CONDUCTED TO STUDY THE PHYLOGENETIC RELATIONSHIPS OF TWO SPECIES OF SPINED LOACHES FROM THE SOUTHERN CASPIAN SEA BASIN, ...

THE PRESENT STUDY WAS CARRIED OUT TO DETERMINE SOME POPULATION DYNAMICS FACTORS OF SOUTHERN CASPIAN CRESTED LOACH P. HICANICA IN ZARIN GOL STREAM IN GOLESTAN PROVINCE DURING WINTER SEASON 2016....

THE FISH FAUNA OF IRAN IS AFFECTED BY THREE AREA; PALEARCTIC, ORIENTAL AND ETHIOPIAN THAT IT CAUSES A CONSIDERABLE VARIATION IN ANIMALS, ESPECIALLY THE FISHES. AMONG THE 19 DISTRICTS OF IRAN CATCHMENT BASIN'S, HARI-RUD RIVER BASIN DUE TO ITS SPECIAL GEOGRAPHICAL CONDITIONS HAS ALWAYS BEEN ONE OF THE MOST UNEXPLORED WATERSHED OF IRAN IN TERMS OF FISH FAUNA. ...

EVERY YEAR, A FEW MILLION RUTILUS FRISII FINGERLINGS ARE PRODUCED NATURALLY IN SEFIDRUD RIVER AND MORE THAN 20 MILLION OTHERS ARE RELEASED INTO THE RIVER, AFTER THEIR ARTIFICIAL REPRODUCTION. THE AIM OF THIS STUDY WAS TO DETERMINE FOOD ITEMS PRIORITY OF THE FISH IN SEFIDRUD RIVER ESTUARY SEASONALLY, FROM FEBRUARY 2012 UNTIL JANUARY 2013....

THE PRESENT STUDY WAS CONDUCTED DURING 2011-2015, WITH THE AIM OF OBTAINING NEW INFORMATION ABOUT THE PERSIAN GULF (AND THE STRAIT OF HORMUZ) ICHTHYO FAUNA ZOOGEOGRAPHY AND BIOGEOGRAPHY, HABITAT OVERLAPPING AND FISH SPECIES SIMILARITY OF THE IRANIAN WATERS OF THE PERSIAN GULF (AND THE HORMUZ STRAIT) AND INDO-PACIFIC REGION SEAS...

IN RECENT YEARS, DUE TO THE INCREASE IN ADVANCED TECHNOLOGIES, MANY OPERATIONS RELATED TO AGRICULTURE, ESPECIALLY THOSE THAT REQUIRE IMMEDIATE ACTIONS, HAVE GONE TOWARDS MECHANIZATION. SOME OF THESE OPERATIONS ARE SO IMPORTANT AND CHALLENGING THAT EVEN A SMALL IMPROVEMENT WILL GREATLY HAVE SIGNIFICANT BENEFITS. ONE OF THESE CASES IS THE DIAGNOSIS OF FISH DISEASES THAT ATTRACTED RESEARCHERS’ ATTENTIONS IN MANY FIELDS, SUCH AS ECOLOGY, PATHOLOGY, IMMUNOLOGY, AGRICULTURE, ENVIRONMENT AND ECONOMY...

FISH AND MACROINVERTEBRATE ASSEMBLAGE COMPOSITION, IN STREAM HABITAT FEATURES AND SURROUNDING LAND USE WERE INVESTIGATED IN ZARIN-GOL STREAM IN EAST OF THE ELBURZ MOUNTAINS, IRAN. 5 SAMPLES WERE TAKEN AT DIFFERENT LAND USE (REFERENCE SITE, FOREST, GRASSLAND, FARMLAND, AND RESIDENTIAL LAND).

IN THIS STUDY, ONTOGENIC VARIATIONS OF OTOLITH MORPHOLOGY WERE STUDIED IN THREE POPULATIONS OF COMMON TOOTH-CARP, APHANIUS DISPAR (RÜPPELL, 1829).37-47 SPECIMENS, FROM THREE POPULATIONS (MINAB, KHURGU HOT SPRING AND SHUR RIVER FROM HORMOZGAN BASIN), WERE COLLECTED.

IN ORDER TO HAVE A SUSTAINABLE EXPLOITATION AND CONSERVATION OF BIODIVERSITY OF RIVERINE ECOSYSTEMS, WHICH HAVE BEEN EXPOSED TO CONSIDERABLE MODIFICATIONS CAUSED BY ANTHROPOGENIC ACTIVITIES, IT IS NECESSARY TO UNDERSTAND THE HABITAT REQUIREMENTS OF THE SPECIES INHABITING THESE ECOSYSTEMS. ...

THE PRESENT STUDY WAS PLANNED TO INVESTIGATE THE EFFECT OF DIFFERENT BATHS COPPER SULFATE AND POTASSIUM PERMANGANATE ON BACTERIAL AND FUNGAL FLORA OF THE SKIN AND GILL TISSUE OF ACIPENSER RUTHENUS. ...

THE PRESENT STUDY IS AIMED TO ASSESS THE HISTOMORPHOLOGICAL STRUCTURE OF OVARIES AS A REPRODUCTION IN LONGTAIL CARPET SHARKS (CHILOSCYLLIUM ARABICUM), FROM THE PERSION GULF. IN THIS REGARD, 30 C. ARABICUM WAS CAUGHT AT HENDIGAN PORT, LOCATED AT THE NORTHWEST OF THE PERSIAN GULF.

DURING SUMMER 2013, THIS STUDY WAS CARRIED OUT TO INVESTIGATE AND COMPARE THE MORPHOLOGICAL CHARACTERISTICS OF BARBUS LACERTA FROM THREE RIVER DRAINAGES OF TIGRIS BASIN IN THE KERMANSHAH PROVINCE. ...

HEMATOLOGY PARAMETERS INDICATING METABOLISM, AN INDICATOR OF NORMAL OR ABNORMAL CONDITIONS, ECOSYSTEMS, HEALTH AND PHYSIOLOGICAL STATUS OF AQUATIC AND INDICATORS TO ASSESS AQUATIC ECOSYSTEMS ARE CONSIDERED IN THIS STUDY. BIOMARKERS CAN BE USED TO ASSESS FISH HEALTH STATUS AND TO ACHIEVE RAPID ALERT MARK OF APPLIED ENVIRONMENTAL RISKS...

LIVER AND SPLEEN ARE IMPORTANT ORGANS IN FISH WHICH ARE INVOLVED IN DETOXIFICATION AND BODY HEMATOPOIESIS. LONGTAIL CARPETSHARKS (CHILOSCYLLIUM ARABICUM) INHABITS IN THE NORTH OF THE PERSIAN GULF. ...

IN THE PRESENT RESEARCH, 114 SPECIMENS OF COMMON KILKA CAUGHT FROM BABOLSAR AND AMIR ABAD CATCHING PORTS WERE STUDIED FOR HELMINTH PARASITOLOGY DURING WINTER, SUMMER AND AUTUMN. A DIGENEA PARASITE, PSEUDO PENTAGRAMMA SYMMETRICA (CHULKOVA, 1939) WAS THE ONLY PARASITE FOUND IN THE DIGESTIVE TRACT. ...

THE IDENTIFICATION OF FISH SPECIES AND DETERMINATION OF THEIR DISTRIBUTION AND BIOLOGICAL AND ECOLOGICAL CHARACTERISTICS ARE VERY IMPORTANT FOR SUSTAINABLE EXPLOITATION. THIS STUDY HAS BEEN DONE FOR FISH IDENTIFICATION AND DETERMINATION OF THEIR ABUNDANCE IN KARDEH RESERVOIR BASIN, MASHAD IN JUNE 2015 AND FEB.2016....

THIS STUDY WAS AIMED TO EVALUATE THE EFFECTS OF DIETARY LACTOFERRIN ON HEMOGLOBIN (HB) AND HEMATOCRIT (HCT) IN STERLET STURGEON. FOR THIS PURPOSE, FISHES WITH INITIAL MEAN WEIGHT 320±19 G WERE FED ON DIET CONTAINING 0, 200, 400 AND 800 MG/KG LACTOFERRIN FOR 6 WEEKS. AT THE END OF EXPERIMENT, BLOOD SAMPLING WAS DONE. ...

THIS STUDY WAS CONDUCTED TO EXAMINE THE CHEMICAL COMPOSITION (FAT, PROTEIN, MOISTURE, ASH) AND ENERGY CONTENT OF THE ESOX LUCIUS MUSCLE, DURING SEXUAL REST AND SEXUAL RIPENESS. THE SAMPLES WERE COLLECTED FROM 16 E. LUCIUS IN FEREYDUNKENAR COASTLINE, MAZANDARAN PROVINCE IN MARCH AND JULY 2014. ...

TO INVESTIGATION SOME SPECIES OF POECILIDAE FAMILY IN INTERNAL WATERS OF SISTAN AND BALUCHISTAN PROVINCE IN IRANSHAHR, SARAVAN, NIKSHAHR AND SARBAZ, A SERIES OF SAMPLINGS WAS CARRIED OUT, DURING 2002-2003. IN THIS RESEARCH, 14 SAMPLING STATIONS WERE DETERMINED AND SAMPLES WERE COLLECTED BY BEACH SEINE (0.4-1 CM) AND AFTER FIXATION IN 10% FORMALINE, THEY WERE TRANSFERRED TO LABORATORY FOR FURTHER PRECISE IDENTIFICATION.

THIS INVESTIGATION HAS BEEN DONE IN ORDER TO IDENTIFY AND STUDY SOME BIOLOGICAL CHARACTERISTICS OF FISHES IN THE ARASBARAN RESERVOIR IN EAST AZERBAIJAN PROVINCE IN THE SUMMER OF 2010. FOR THIS PURPOSE, 8 STATIONS WERE SELECTED IN RESERVOIR AND ITS ONLY TRIBUTARY (SELIN-CHAY) AND THE FISHES WERE CAUGHT WITH GILL-NETS (30 TO 80 MM), 6 MM MESH SIZE SEINE AND ELECTROFISHING GEAR, TOO. ...

THE AIM OF THE PRESENT STUDY WAS TO DETERMINE THE EFFECT OF REPLACING FISH OIL BY ALTERNATIVE LIPID SOURCES IN DIETS FOR RAINBOW TROUT (ONCORHYNCHUS MYKISS) ON GROWTH AND FATTY ACID PROFILES OF MUSCLE.

THE MAIN OBJECTIVE OF THIS STUDY WAS TO EVALUATE THE FLEXIBILITY OF FORM AND BODY SHAPE DIVERSITY BETWEEN THE THREE POPULATIONS OF PEARL FISH (A. ZAGROSENSIS) AT CHAHARMAHAL WETLAND, CHSHMEHALI AND HMZEHALI AREAS, CHARMAHAL BAKHTIARI PROVINCE, IRAN. ...