نتایج جستجو برای: sagitta

تعداد نتایج: 177  

ژورنال: اقیانوس شناسی 2017

هدف از مطالعه حاضر بررسی تنوع گونه¬ای و بررسی خصوصیات ریخت شناسی خرچنگ‌های خانواده Leucosiidae و Xanthidae در آب¬های زیر جزر و مدی خلیج فارس در استان خوزستان است. نمونه¬برداری در طی سال‌های 1395-1394 از 7 ایستگاه و توسط تور ترال کف انجام گردید. در آزمایشگاه صفات ریخت شناسی نمونه‌ها مورد بررسی قرار گرفت و طول و عرض کاراپاس اندازه گیری شد. سپس نمونه‌ها با استفاده از کلیدهای شناسایی معتبر تا حد گو...

Journal: :Journal of anatolian environmental and animal sciences 2021

The Coruh trout (Salmo coruhensis Turan, Kottelat & Engin, 2010) is a freshwater fish species endemic to Turkey. This study describes the allometric relationships between sagittal otolith (sagitta) measurements and total length (TL) of collected from Çam stream (Artvin, Turkey), length-weight relationship. A 82 individuals were caught with an electroshock device May 2017 April 2018. (LO), h...

Journal: :Zootaxa 2015
Valentina Castro-Huertas Cristiano F Schwertner Fernando Fernández

New records of genera and species of stink bugs (Hemiptera: Pentatomidae) from Colombia are provided. Two genera are new records for South America: Alathetus and Schraderiellus. Fifteen genera are new record for Colombia: Agaclitus, Boea, Ceratozygum, Euthyrhynchus, Eritrachys, Doesburguedessa, Lopadusa, Marmessulus, Paralincus, Patanius, Peromatus, Phalaecus, Phoeacia, Rio, and Tyrannocoris. F...

Journal: :Anais da Academia Brasileira de Ciencias 2014
Christiane S de Souza Joana A G Luz Paulo O Mafalda

Relationship between spatial distribution of chaetognaths and hydrographic conditions around seamounts and islands off Northeastern Brazil were analyzed from 133 oceanographic stations during the months of January - April of 1997 and April - July of 1998. Oblique zooplankton tows, using 50 cm diameter Bongo nets with 500µm mesh with a flowmeter to determine the filtered volume, were carried out...

l Taghavi M Cheraghi Shevi M Hafezieh T Valinassab

In this paper age determination and morphological characteristics of blacktip catfish, Plicofollis dussumieri, from Oman Sea were evaluated. A total of 132 fish specimens were collected from fishing trawlers or landings from March 2011 to July 2012, with minimum and maximum of 245 mm, 195 g and 767 mm, 5801 g, respectively. Maximum life span was 12 years for the length range of 245 – 767 mm FL,...

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