Explanipedia

Spatio-temporal changes of thermohaline properties and nutrients in the Mediterranean Sea Open

Ivona Siber, Frano Matić · 2025

Aim: To analyze long-term mean monthly values for sea surface height (SSH) and nutrient concentrations (ammonia,nitrate, phosphate, and chlorophyll) in a part of the Mediterranean Sea, with a focus on the influence of spatial-temporal SSH …

Plankton communities in oligotrophic offshore environments in the eastern adriatic sea in relation to mesoscale hydrodynamic fluctuations Open

Živana Ninčević Gladan, Hrvoje Mihanović, Mia Bužančić, Olja Vidjak, Stefanija Šestanović , et al. · 2025

Statistical and neural network assessment of the climatology of fog and mist at Pula Airport in Croatia Open

Marko Zoldoš, Tomislav Džoić, Jadran Jurković, Frano Matić, Sandra Jambrošić , et al. · 2025

A study was conducted on the climatological characteristics of fog and mist at Pula Airport in the northeastern Adriatic, using statistical and machine learning approaches. The study utilized meteorological data from Pula Airport, along wi…

Statistical and neural network assessment of climatological features of fog and mist at Pula airport in Croatia: from local to synoptic scale Open

Marko Zoldoš, Tomislav Džoić, Jadran Jurković, Frano Matić, Sandra Jambrošić , et al. · 2024

A study was conducted on the climatological characteristics of fog and mist at Pula Airport in the northeastern Adriatic, using statistical and machine learning approaches. The study utilized meteorological data from Pula Airport, along wi…

Phytoplankton Assemblage over a 14-Year Period in the Adriatic Sea: Patterns and Trends Open

Sanda Skejić, Blanka Milić Roje, Frano Matić, Jasna Arapov, Janja Francé , et al. · 2024

Considering the role of phytoplankton in the functioning and health of marine systems, it is important to characterize its responses to a changing environment. The central Adriatic Sea, as a generally oligotrophic area, is a suitable envir…

Ecology of aerobic anoxygenic phototrophs on a fine-scale taxonomic resolution in Adriatic Sea unravelled by unsupervised neural network Open

Iva Stojan, Danijela Šantić, Cristian Villena‐Alemany, Željka Trumbić, Frano Matić , et al. · 2024

Sources of uncertainty in satellite-derived chlorophyll-a concentration—An Adriatic Sea case study Open

Leon Ćatipović, Shubha Sathyendranath, Frano Matić, Žarko Kovač, Luka Kovačić , et al. · 2024

This paper analyses a time series of chlorophyll-a profiles in the Adriatic from 1997 to 2019, and compares the data with satellite products with the view of analysing and reducing uncertainties in the corresponding satellite products. Thr…

Seawater physics and chemistry along the Med-SHIP transects in the Mediterranean Sea in 2016 Open

Katrin Schröeder, Vedrana Kovačević, G. Civitarese, Dimitris Velaoras, Marta Álvarez , et al. · 2024

CCGAN as a Tool for Satellite-Derived Chlorophyll a Concentration Gap Reconstruction Open

Leon Ćatipović, Frano Matić, Hrvoje Kalinić, Shubha Sathyendranath, Tomislav Županović , et al. · 2023

This work represents a modification of the Context Conditional Generative Adversarial Network as a novel implementation of a non-linear gap reconstruction approach of missing satellite-derived chlorophyll a concentration data. By adjusting…

Picoplankton diversity in an oligotrophic and high salinity environment in the central Adriatic Sea Open

Danijela Šantić, Iva Stojan, Frano Matić, Željka Trumbić, Ana Vrdoljak Tomaš , et al. · 2023

By combining qualitative 16S metabarcoding and quantitative CARD-FISH methods with neural gas analysis, different patterns of the picoplankton community were revealed at finer taxonomic levels in response to changing environmental conditio…

Analysis of the Influence of Seasonal Water Column Dynamics on the Relationship between Marine Viruses and Microbial Food Web Components Using an Artificial Neural Network Open

Marin Ordulj, Danijela Šantić, Frano Matić, Slaven Jozić, Stefanija Šestanović , et al. · 2023

Artificial neural network analysis (ANN) is used to study the seasonal distribution of viruses and microbial food web (MFW) components in the open Adriatic Sea. The effect of viruses within the MFW is often overlooked, although viruses pla…

Reconstruction Methods in Oceanographic Satellite Data Observation—A Survey Open

Leon Ćatipović, Frano Matić, Hrvoje Kalinić · 2023

Oceanographic parameters, such as sea surface temperature, surface chlorophyll-a concentration, sea surface ice concentration, sea surface height, etc., are listed as Essential Climate Variables. Therefore, there is a crucial need for pers…

Plankton Communities in Oligotrophic Offshore Environments in the Eastern Adriatic Sea in Relation to Mesoscale Hydrodynamic Fluctuations Open

Živana Ninčević Gladan, Hrvoje Mihanović, Mia Bužančić, Olja Vidjak, Stefanija Šestanović , et al. · 2023

Cataloguing environmental influences on the spatiotemporal variability of Adriatic anchovy early life stages in the eastern Adriatic Sea using an artificial neural network Open

Tomislav Džoić, Barbara Zorica, Frano Matić, Marija Šestanović, Vanja Čikeš Keč · 2022

The anchovy ( Engraulis encrasicolus , Linnaeus, 1758), one of the most important small pelagic fish species in the Adriatic, is currently described as a species that can be considered overfished. From 2013 to 2020, samples of anchovy eggs…

Optimal Sensor Placement Using Learning Models—A Mediterranean Case Study Open

Hrvoje Kalinić, Leon Ćatipović, Frano Matić · 2022

In this paper, we discuss different approaches to optimal sensor placement and propose that an optimal sensor location can be selected using unsupervised learning methods such as self-organising maps, neural gas or the K-means algorithm. W…

Observation of Abrupt Changes in the Sea Surface Layer of the Adriatic Sea Open

Frano Matić, Tomislav Džoić, Hrvoje Kalinić, Leon Ćatipović, David Udovičić , et al. · 2022

We observed interannual changes in the temperature and salinity of the surface layer of the Adriatic Sea when measured during the period 2005–2020. We observed non-stationarity and a positive linear trend in the series of mixed layer depth…

Optimal sensor placement using learning models Open

Leon Ćatipović, Hrvoje Kalinić, Frano Matić · 2022

<p>Measuring data efficiently in the framework of geosciences has proven to be more cumbersome than expected, despite technological advances. While remote sensing techniques, such as satellite observations, provide extraordinary spat…

Changing Ecological Conditions in the Marine Environment Generate Different Microbial Food Web Structures in a Repeatable Manner Open

Mladen Šolić, Danijela Šantić, Stefanija Šestanović, Grozdan Kušpilić, Frano Matić , et al. · 2022

The mechanisms responsible for the development of various structural and functional features of the microbial food web (MFW) and their dynamics at spatial and temporal scales, which are important for predicting their responses to future en…

Observation, Preconditioning and Recurrence of Exceptionally High Salinities in the Adriatic Sea Open

Hrvoje Mihanović, Ivica Vilibić, Jadranka Šepić, Frano Matić, Zrinka Ljubešić , et al. · 2021

The paper aims to describe the preconditioning and observations of exceptionally high salinity values that were observed in summer and autumn of 2017 in the Adriatic. The observations encompassed CTD measurements carried out along the well…

Artificial neural network analysis of microbial diversity in the central and southern Adriatic Sea Open

Danijela Šantić, Kasia Piwosz, Frano Matić, Ana Vrdoljak Tomaš, Jasna Arapov , et al. · 2021

Can Local Geographically Restricted Measurements Be Used to Recover Missing Geo-Spatial Data? Open

Hrvoje Kalinić, Zvonimir Bilokapić, Frano Matić · 2021

The experiments conducted on the wind data provided by the European Centre for Medium-range Weather Forecasts show that 1% of the data is sufficient to reconstruct the other 99% with an average amplitude error of less than 0.5 m/s and an a…

Oceanographic data reconstruction using machine learning techniques Open

Hrvoje Kalinić, Zvonimir Bilokapić, Frano Matić · 2021

<p>In certain measurement endeavours spatial resolution of the data is restricted, while in others data have poor temporal resolution. Typical example of these scenarios come from geoscience where measurement stations are fixed and s…

Adriatic mix layer depth changes in September in the recent years Open

Leon Ćatipović, David Udovičić, Tomislav Džoić, Frano Matić, Hrvoje Kalinić , et al. · 2021

<p>In the recent years Adriatic Sea witnessed to different microbiological, termohaline with also the sea surface temperature changes interleaved with human impact, climate change and shifts in synoptical patterns. Adriatic Sea is un…

Record-breaking salinities in the middle Adriatic during summer 2017 and concurrent changes in the microbial food web Open

Gordana Beg Paklar, Ivica Vilibić, Branka Grbec, Frano Matić, Hrvoje Mihanović , et al. · 2020

Oceanographic characteristics of the Adriatic Sea – Support to secondary HAOP spread through natural dispersal Open

Romina Kraus, Federica Grilli, Nastjenjka Supić, Ivica Janeković, Marina Brailo , et al. · 2018

A 55-Year Time Series Station for Primary Production in the Adriatic Sea: Data Correction, Extraction of Photosynthesis Parameters and Regime Shifts Open

Žarko Kovač, Trevor Platt, Živana Ninčević Gladan, Mira Morović, Shubha Sathyendranath , et al. · 2018

In 1962, a series of in situ primary production measurements began in the Adriatic Sea, at a station near the island of Vis. To this day, over 55 years of monthly measurements through the photic zone have been accumulated, including close …

Relations between mercury fractions and microbial community components in seawater under the presence and absence of probable phosphorus limitation conditions Open

Igor Živković, Vesna Fajon, Jože Kotnik, Yaroslav Shlyapnikov, Kristina Obu Vazner , et al. · 2018

Wintertime dynamics in the coastal northeastern Adriatic Sea: the NAdEx 2015 experiment Open

Ivica Vilibić, Hrvoje Mihanović, Ivica Janeković, Cléa Denamiel, Pierre‐Marie Poulain , et al. · 2018

The paper investigates the wintertime dynamics of the coastal northeastern Adriatic Sea and is based on numerical modelling and in situ data collected through field campaigns executed during the winter and spring of 2015. The data were col…

Dense water formation in the coastal northeastern Adriatic Sea: theNAdEx 2015 experiment Open

Ivica Vilibić, Hrvoje Mihanović, Ivica Janeković, Cléa Denamiel, Pierre‐Marie Poulain , et al. · 2017

The paper investigates wintertime dynamics of the coastal northeastern Adriatic Sea, and is based on numerical modelling and in situ data collected through field campaigns executed during the winter and spring of 2015. The data have been c…

Climate regime shifts and multi-decadal variability of the Adriatic Sea pelagic ecosystem Open

Branka Grbec, Mira Morović, Frano Matić, Živana Ninčević Gladan, Ivona Marasović , et al. · 2015

In recent highly variable climate, a combined effect of a large-scale northern hemisphere climate and regional-scale Adriatic hydroclimate changes significantly reflected in the Adriatic Sea ecosystem. To clarify this statement we set up i…

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