<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The mudskipper is one of the fishes that inhabit mangrove ecosystems. Its growth and distribution is influenced by food sources, tidal action, and environmental factors. The aims of the research were to analyze the growth patterns and condition factors of the mudskipper, <italic>Periophthalmus gracilis</italic> Eggert, inhabiting mangrove ecosystem rehabilitation areas in Banda Aceh and Aceh Besar, Aceh Province, Indonesia. The research period in these mangrove ecosystems was from August to October 2020. The research was conducted at three sampling stations using the purposive sampling method to determine their location. The mudskippers caught at each station were identified and body length and weight were measured. Physicochemical water parameters were measured directly at the sampling stations to determine the suitability of them for mudskipper growth and occurrence. The mean total lengths (TL) and weights (W) of the mudskipper specimens caught at stations 1, 2, and 3 were 52.0 mm and 6.2 g; 53.5 mm and 6.4 g, and 56.0 mm 6.7 g, respectively. The growth patterns of the mudskippers from the three sampling stations were negative (b &lt; 3), and Fulton’s condition factor (K) exceeded 1. The K value at stations 1, 2, and 3 ranged from 1.28 to 3.62, 1.15 to 3.56, and 1.05 to 3.89, respectively. The relative weights (Wr) at the three stations were 103.8 ± 26.5, 104.3 ± 29.3, and 104.1 ± 28.2, respectively. Wr >100 indicated that there was sufficient food availability, low predator density, and the environment was in equilibrium. Furthermore, physicochemical water parameters at the study stations were suitable and within optimal ranges for the mudskipper. Significant differences in total length were noted among specimens from the three stations (P &lt; 0.05); however, no significant differences in body weight were noted at them (P > 0.05).</p>
</abstract>

The mudskipper is one of the fishes that inhabit mangrove ecosystems. Its growth and distribution is influenced by food sources, tidal action, and environmental factors. The aims of the research were to analyze the growth patterns and condition factors of the mudskipper, Periophthalmus gracilis Eggert, inhabiting mangrove ecosystem rehabilitation areas in Banda Aceh and Aceh Besar, Aceh Province, Indonesia. The research period in these mangrove ecosystems was from August to October 2020. The research was conducted at three sampling stations using the purposive sampling method to determine their location. The mudskippers caught at each station were identified and body length and weight were measured. Physicochemical water parameters were measured directly at the sampling stations to determine the suitability of them for mudskipper growth and occurrence. The mean total lengths (TL) and weights (W) of the mudskipper specimens caught at stations 1, 2, and 3 were 52.0 mm and 6.2 g; 53.5 mm and 6.4 g, and 56.0 mm 6.7 g, respectively. The growth patterns of the mudskippers from the three sampling stations were negative (b < 3), and Fulton’s condition factor (K) exceeded 1. The K value at stations 1, 2, and 3 ranged from 1.28 to 3.62, 1.15 to 3.56, and 1.05 to 3.89, respectively. The relative weights (Wr) at the three stations were 103.8 ± 26.5, 104.3 ± 29.3, and 104.1 ± 28.2, respectively. Wr >100 indicated that there was sufficient food availability, low predator density, and the environment was in equilibrium. Furthermore, physicochemical water parameters at the study stations were suitable and within optimal ranges for the mudskipper. Significant differences in total length were noted among specimens from the three stations (P < 0.05); however, no significant differences in body weight were noted at them (P > 0.05).

Growth patterns and condition factor of the mudskipper (<italic>Periophthalmus gracilis</italic>) in mangrove ecosystem rehabilitation areas in Banda Aceh and Aceh Besar, Indonesia

Marine Science Department, Faculty of Marine and Fisheries

Aquaculture Department, Faculty of Marine and Fisheries

Marine Biology Laboratory, Faculty of Marine and Fisheries

Genetics and Aquatic Biodiversity Laboratory, Faculty of Marine and Fisheries

Department of Biology, Faculty of Mathematics and Natural Sciences

Fisheries & Aquatic Life

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Growth patterns and condition factor of the mudskipper () in mangrove ecosystem rehabilitation areas in Banda Aceh and Aceh Besar, Indonesia

The mudskipper is one of the fishes that inhabit mangrove ecosystems. Its growth and distribution is influenced by food sources, tidal action, and environmental factors. The aims of the research were to analyze the growth patterns and condition factors of the mudskipper, Periophthalmus gracilis Eggert, inhabiting mangrove ecosystem rehabilitation areas in Banda Aceh and Aceh Besar, Aceh Province, Indonesia. The research period in these mangrove ecosystems was from August to October 2020. The research was conducted at three sampling stations using the purposive sampling method to determine their location. The mudskippers caught at each station were identified and body length and weight were measured. Physicochemical water parameters were measured directly at the sampling stations to determine the suitability of them for mudskipper growth and occurrence. The mean total lengths (TL) and weights (W) of the mudskipper specimens caught at stations 1, 2, and 3 were 52.0 mm and 6.2 g; 53.5 mm and 6.4 g, and 56.0 mm 6.7 g, respectively. The growth patterns of the mudskippers from the three sampling stations were negative (b 100 indicated that there was sufficient food availability, low predator density, and the environment was in equilibrium. Furthermore, physicochemical water parameters at the study stations were suitable and within optimal ranges for the mudskipper. Significant differences in total length were noted among specimens from the three stations (P  0.05).

The mudskipper is one of the fishes that inhabit mangrove ecosystems. Its growth and distribution is influenced by food sources, tidal action, and...

Growth patterns and condition factor of the mudskipper (Periophthalmus gracilis) in mangrove ecosystem rehabilitation areas in Banda Aceh and Aceh Besar, Indonesia

Data publikacji: 13 paź 2022

Zakres stron: 85 - 94

Otrzymano: 24 mar 2021

Przyjęty: 17 cze 2022

DOI: https://doi.org/10.2478/aopf-2022-0008

Słowa kluczowe
Length-weight relationship, negative allometric growth, condition factors, mangrove, mudskipper

© 2022 Irma Dewiyanti et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Growth patterns and condition factor of the mudskipper (Periophthalmus gracilis) in mangrove ecosystem rehabilitation areas in Banda Aceh and Aceh Besar, Indonesia

Data publikacji: 13 paź 2022

Zakres stron: 85 - 94

Otrzymano: 24 mar 2021

Przyjęty: 17 cze 2022

DOI: https://doi.org/10.2478/aopf-2022-0008

Słowa kluczoweLength-weight relationship, negative allometric growth, condition factors, mangrove, mudskipper

© 2022 Irma Dewiyanti et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Słowa kluczowe
Length-weight relationship, negative allometric growth, condition factors, mangrove, mudskipper