Structure and seasonal distribution patterns of phytoplankton in a natural mountain pond of the Belezma biosphere reserve (Northern East Algeria)

Labed, Amina; Bachir, Abdelkrim Si; Benzina, Imene; Ghazi, Cherif; Chaibi, Rachid

doi:10.2478/boku-2024-0008

Figures & Tables

Location of the three sampling stations in the studied pond of the Belezma biosphere reserve (Northern East of Algeria)Abbildung 1. Standort der drei Probenahmestationen im untersuchten Teich des Biosphärenreservats Belezma (Nordostalgerien)

Seasonal variation of the communities' composition of phytoplankton in a natural mountain pond of Belezma biosphere reserveAbbildung 2. Saisonale Variation der Phytoplanktonzusammensetzung der Gemeinschaften in einem natürlichen Bergteich des Biosphärenreservats Belezma

Canonical correspondence analysis (CCA) plots showing the distribution of phytoplankton according to seasons and physicochemical parameters of water in the pond of the Belezma National Park reserveAbbildung 3. Diagramme der kanonischen Korrespondenzanalyse (CCA), die die Verteilung des Phytoplanktons nach Jahreszeiten und physikalischchemischen Parametern des Wassers im Teich des Belezma-Nationalparkreservats zeigen

Taxonomic list, abundance frequency, and accuracy scale of phytoplankton taxa identified in the pond of Belezma biosphere reserve_ F%: Abundance frequency_ Constant taxa (C), accessory taxa (Ac), accidental taxa (A), very accidental taxa (Va)_Tabelle 2_ Taxonomische Liste, Häufigkeit und Genauigkeitsskala der im Teich des Biosphärenreservats Belezma identifizierten Phytoplankton-Taxa_ F%: Häufigkeit der Häufigkeit_ Konstante Taxa (C), akzessorische Taxa (Ac), zufällige Taxa (A), sehr zufällige Taxa (Va)_

Abundance and diversity	Spring 2017	Summer 2017	Autumn 2017	Winter 2018	Spring 2018	Summer 2018	Autumn 2018	Winter 2019	Spring 2019
N	2783	4321	2562	1413	4320	5371	3390	1275	595
F%	11	17	10	5	17	21	13	5	2
S	44	43	43	38	48	48	45	38	37
H′	2.60	2.30	2.29	2.31	2.70	2.52	2.20	2.40	2.30
E	0.69	0.61	0.61	0.64	0.70	0.65	0.58	0.66	0.64

Seasonally variation of physicochemical parameters of water summarized with their means (±SD) and ranges for the natural pond of Belezma biosphere reserveTabelle 1_ Saisonale Variation der physikalisch-chemischen Parameter des Wassers, zusammengefasst mit ihren Mittelwerten (±SD) und Bereichen für den Naturteich des Biosphärenreservats Belezma

Water parameters	Spring 2017 Mean ± SD Range	Summer 2017 Mean ± SD Range	Autumn 2017 Mean ± SD Range	Winter 2018 Mean ± SD Range	Spring 2018 Mean ± SD Range	Summer 2018 Mean ± SD Range	Autumn 2018 Mean ± SD Range	Winter 2019 Mean ± SD Range	Spring 2019 Mean ± SD Range
Water temperature (°C)	17.53±4.93	27.24±1.54	17.74±3.39	8.80±2.03	15.32±3.51	25.08±3.49	17.74±4.08	08.89±2.16	10.37±0.06
	13.00–22.10	25.30–29.10	14.20–22.00	6.00–10.20	11.60–19.70	22.60–29.80	14.20–23.20	06.80–11.70	10.30–10.4
pH	7.67±0.24	7.50±0.26	8.00±0.47	7.96±0.27	7.88±0.24	7.58±0.26	7.37±0.21	7.67±0.31	8.67±0.13
	7.30–7.96	7.23–7.91	7.33–8.44	7.62–8.48	7.56–8.14	7.15–8.02	7.18–7.67	7.37–8.13	8.54–8.79
Conductivity (μs cm⁻¹)	478.2±52.2	512.0±79.4	579.9±47.9	609.9±81.1	479.2±48.0	572.1±30.1	562.9±59.1	533.1±72.2	563.3±11.9
	423–533	413–616	532–652	511–729	407–537	534–621	467–613	439–622	556–577
Salinity (‰)	0.15±0.05	0.13±0.05	0.20±0.00	0.26±0.05	0.16±0.05	0.22±0.04	0.20±0.00	0.17±0.10	0.20±0.00
	0.10–0.20	0.10–0.20	0.20–0.20	0.20–0.30	0.10–0.20	0.20–0.30	0.20–0.20	0.10–0.30	0.20–0.20
Turbidity (NTU)	2.60±0.42	5.31±2.07	5.39±2.76	5.01±2.30	4.14±1.75	4.96±1.64	6.78±3.55	7.32±5.56	7.15±1.16
	2.11–3.16	2.77–8.44	1.79–9.32	2.20–9.27	2.02–7.60	2.49–8.02	2.09–12.94	2.24–17.60	6.29–8.47
TDS (mg L⁻¹)	201.0±8.9	191.4±14.1	192.0±12.8	188.6±8.8	204.9±15.2	206.2±12.6	212.6±21.9	191.4±18.2	272.0±20.0
	184–233	171–211	174–213	201–177	177–224	189–223	175–242	162–233	259–295
NH₄⁺ (mg L⁻¹)	0.01±0.08	0.01±0.00	0.01±0.01	0.01±0.01	0.01±0.01	0.01±0.01	0.01±0.01	0.01±0.01	0.01±0.00
	0.00–0.03	0.01–0.02	0.00–0.01	0.00–0.01	0.00–0.01	0.01–0.02	0.00–0.02	0.00–0.02	0.01–0.01
NO₃⁻ (mg L⁻¹)	0.41±0.22	0.06±0.07	0.15±0.13	0.05±0.7	0.07±0.11	0.09±0.10	0.27±0.22	0.14±0.17	0.01±0.00
	0.16–0.81	0.00–0.19	0.00–0.39	0.00–0.18	0.00–0.28	0.00–0.31	0.00–0.71	0.00–0.39	0.01–0.01
NO₂⁻(mg L⁻¹)	0.01±0.04	0.01±0.00	0.01±0.00	0.01±0.00	0.01±0.01	0.01±0.00	0.01±0.00	0.01±0.01	0.01±0.00
	0.00–0.01	0.01–0.01	0.01–0.02	0.00–0.01	0.00–0.01	0.00–0.01	0.01–0.02	0.00–0.03	0.01–0.01
Dissolved oxygen (mg L⁻¹)	3.64±0.27	3.66 ±0.27	3.62±0.20	4.35±0.48	3.50±0.24	3.83±0.36	3.85±0.57	3.55±0.33	3.72±0.015
	3.33–4.12	3.29–4.16	3.34–4.04	3.67–5.11	3.16–4.02	3.37–4.32	3.15–4.64	3.13–4.00	3.55–3.82

Taxonomic list, abundance frequency, and accuracy scale of phytoplankton taxa identified in the pond of Belezma biosphere reserve_ F%: Abundance frequency_ Constant taxa (C), accessory taxa (Ac), accidental taxa (A), very accidental taxa (Va)Tabelle 2_ Taxonomische Liste, Häufigkeit und Genauigkeitsskala der im Teich des Biosphärenreservats Belezma identifizierten Phytoplankton-Taxa_ F%: Häufigkeit der Häufigkeit_ Konstante Taxa (C), akzessorische Taxa (Ac), zufällige Taxa (A), sehr zufällige Taxa (Va)_

Phylum	Class	Order	Family	Genus/species	F% (accuracy scale)
Euglenozoa	Euglenophyceae	Euglenales	Euglenaceae	Euglena sp Ehrenberg, 1830	0.04 (A)
Euglenozoa	Euglenophyceae	Euglenales	Phacaceae	Phacus sp Dujardin, 1841	0.13 (C)
Mizozoa	Dinophyceae	Gymnodiniales	Gymnodiniaceae	Gymnodinium sp Stein, 1878	0.10 (C)
		Prorocentrales	Prorocentraceae	Prorocentrum sp Ehrenberg, 1834	0.01 (Va)
		Thoracosphaerales	Thoracosphaeraceae	Scrippsiella sp Balech, 1965	0.06 (Ac)
Charophyta	Zygnematophyceae	Desmidiales	Closteriaceae	Closterium moniliferum Ehrenberg ex Ralfs, 1848	0.01 (Va)
			Closteriaceae	Closterium sp Nitzsch ex Ralfs, 1848	0.10 (C)
			Desmidiaceae	Cosmarium sp Corda ex Ralfs, 1848	0.15 (C)
		Spirogyrales	Spirogyraceae	Spirogyra sp Link, 1820	0.31 (Ac)
		Zygnematales	Zygnemataceae	Zygnema stellinum Müller & Agardh, 1824	0.07 (A)
Cyanobacteria	Cyanophyceae	Nostocales	Aphanizomenonaceae	Anabaena sp Bory de Saint-Vincent ex Bornet & Flahault, 1886	12.27 (C)
		Chroococcales	Chroococcaceae	Chroococcus turgidus Kützing Nägeli, 1849	0.13 (A)
			Microcystaceae	Microcystis aeruginosa Kützing, 1846	1.29 (C)
				Microcystis sp Lemmermann, 1907	0.46 (Ac)
				Merismopedia sp Meyen, 1839	0.96 (Ac)
		Oscillatoriales	Microcoleaceae	Lyngbya sp Gomont, 1892	7.15 (C)
		Oscillatoriales	Oscillatoriaceae	Oscillatoria sp Gomont, 1892	27.62 (C)
		Pseudanabaenales	Pseudanabaenaceae	Pseudanabaena sp Lauterborn, 1915	2.34 (C)
Bacillariophyta	Bacillariophyceae	Thalassiophysales	Catenulaceae	Amphora ovalis Kützing, 1844	0.22 (C)
		Thalassiophysales	Catenulaceae	Amphora sp Kützing, 1844	0.88 (C)
		Achnanthales	Cocconeidaceae	Cocconeis sp Ehrenberg, 1836	0.60 (C)
		Cymbellales	Cymbellaceae	Cymbella sp Agardh, 1830	0.07 (Ac)
		Fragilariales	Fragilariaceae	Diatoma sp Bory, 1824	0.03 (Ac)
				Synedra ulna Ehrenberg, 1832	0.86 (C)
				Synedra sp Ehrenberg, 1830	0.62 (C)
		Naviculales	Pleurosigmataceae	Gyrosigma acuminatum Kützing Rabenhorst, 1853	0.15 (C)
			Naviculaceae	Navicula gregaria Donkin, 1861	0.76 (C)
				Navicula radiosa Kützing, 1844	2.47 (C)
				Navicula sp Bory de Saint-Vincent, 1822	0.43 (C)
		Melosirales	Melosiraceae	Melosira granulata Ehrenberg, 1861	6.52 (C)
		Melosirales	Melosiraceae	Melosira sp Agardh, 1824	2.37 (C)
		Bacillariales	Bacillariaceae	Nitzschia longissima Brébisson Ralfs, 1861	0.57 (C)
		Bacillariales	Bacillariaceae	Nitzschia sp Hassall, 1845	13.18 (C)
Chlorophyta	Chlorophyceae	Chlamydomonadales	Tetrasporaceae	Tetraspora sp Link ex Desvaux,1818	1.56 (C)
			Chlamydomonadaceae	Chlamydomonas sp Ehrenberg, 1833	3.71 (C)
			Goniaceae	Gonium sp Muller, 1773	0.02 (Va)
			Volvocaceae	Volvox sp Linnaeus, 1758	0.57 (Ac)
			Volvocaceae	Pandorina sp Bory de Saint-Vincent, 1824	0.07 (A)
		Sphaeropleales	Hydrodictyaceae	Hydrodictyon sp Roth, 1797	0.44 (Ac)
				Pediastrum boryanum Turpin Meneghini, 1840	0.50 (C)
				Pediastrum simplex Meyen, 1829	0.59 (C)
				Pediastrum duplex Meyen, 1829	0.10 (A)
				Pediastrum sp Meyen, 1829	6.22 (C)
				Tetrahedron sp Kutzing, 1845	0.15 (Ac)
			Radiococcaceae	Palmodictyon sp Kutzing, 1845	0.03 (Va)
			Scenedesmaceae	Scenedesmus acuminatus Lagerheim Chodat, 1902	0.13 (Ac)
				Scenedesmus quadricauda Turpin Brébisson, 1835	0.43 (C)
				Scenedesmus opoliensis Richter, 1895	0.02 (Va)
				Scenedesmus sp Meyen, 1829	0.05 (Ac)
		Oedogoniales	Oedogoniaceae	Oedogonium sp Link ex Hirn, 1900	2.45 (C)

Structure and seasonal distribution patterns of phytoplankton in a natural mountain pond of the Belezma biosphere reserve (Northern East Algeria)

Figures & Tables

Figure 1.

Figure 2.

Figure 3.

Paradigm

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