نتایج جستجو برای: amphibalanus improvisus

تعداد نتایج: 140  

Journal: :Biofouling 2008
Rodolfo E Pérez-Roa Marc A Anderson Dan Rittschof Beatriz Orihuela Dean Wendt Gregory L Kowalke Daniel R Noguera

The increasing needs for environmental friendly antifouling coatings have led to investigation of new alternatives for replacing copper and TBT-based paints. In this study, results are presented from larval settlement assays of the barnacle Amphibalanus (= Balanus) amphitrite on planar, interdigitated electrodes (IDE), having 8 or 25 mum of inter-electrode spacing, upon the application of pulse...

Journal: :Journal of Marine Science and Engineering 2022

Like many estuaries worldwide, the Indian River Lagoon (IRL), has seen a decline in resources and overall water quality due to human activities. One method help restore benthic habitats is construct deploy oyster restoration mats on dock pilings, known as Living Docks program. This community-driven program was founded promote growth of filter-feeding organisms improve local quality. The purpose...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه مازندران - دانشکده علوم دریایی و اقیانوسی 1393

چکیده: دو گونه غیر بومی ماکروبنتوزی که دردهه اخیر در سواحل جنوبی دریای خزر درحال افزایش هستند کشتی چسب amphibalanus improvisus و دو کفه ای mytilaster lineatus می باشد. هدف از این تحقیق تعیین تعداد، زی توده، درصد پوشش و بررسی عوامل موثر برتوزیع و پراکنش این گونه ها درمناطق مختلف سواحل سنگی حوضه جنوب غرب دریای خزر بوده است. جهت نمونه برداری 10 ایستگاه در طول سواحل سنگی طبیعی و مصنوعی از آستارا...

2017
Zhuang Han Yong-Xin Li Ling-Li Liu Liang Lu Xian-Rong Guo Xi-Xiang Zhang Xiao-Yong Zhang Shu-Hua Qi Ying Xu Pei-Yuan Qian

Eleven new depsides-thielavins W-Z (1-4) and thielavins Z₁-Z₇ (5-11)-and also four known thielavins-A, H, J, and K (12-15)-were isolated from the ethyl acetate extract of a marine-derived fungal strain Thielavia sp UST030930-004. All of these compounds were evaluated for antifouling activity against cyprids of the barnacle Balanus (=Amphibalanus) amphitrite. The results showed that compounds 1-...

2002
M. Wahl K. Hoppe

Both surface texture and littorinid grazing are known to influence the establishment of many shallow-water benthic hard-bottom communities. However, the effects of these factors and their interactions have not yet been investigated in a quantifiable manner. This investigation aims to assess the interactive effect of both factors in a strictly standardized manner. Natural recruitment by diatoms,...

Journal: :The European zoological journal 2021

In the present paper, we examined type material as well newly collected specimens of rare Antarctic eutardigrade species – Dastychius improvisus. Based on available material, prepared a full re-description this emending its description with new morphometrical characters. We conducted also phylogenetic analyses based 18S and 28S rRNA sequence data showed position genus in family Isohypsibiidae. ...

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