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Instability of spring environmental conditions as a driver of biotic interactions and crustacean structuring in meteorite crater ponds (Morasko, Poland) Cover

Instability of spring environmental conditions as a driver of biotic interactions and crustacean structuring in meteorite crater ponds (Morasko, Poland)

Oceanological and Hydrobiological Studies
Volume 45 (2016): Issue 1 (March 2016)
By: ,   and    
Open Access
|Mar 2016
Figures & tables

Figures & Tables

Figure 1

Location of the nature reserve “Meteorite Morasko” in Poland and location of the surveyed craters in the reserve (DP, MP and SP)

Table 1

Mean values of physico-chemical parameters, abundance of competitors and predators, and morphometric parameters with the standard error and Kruskal-Wallis test (KW-H) in the studied meteorite crater ponds (DP – deep, MP – medium and SP – small) in different moths (A – April, M – May, J – June) (Temp – water temperature, O2 – oxygen concentration, pH – pH value, Cond – electric conductivity, Chl a – chlorphyll a concentration, NO3 – nitrate content, PO4 – phosphorus content, A.com – Aedes communis, Ostrac – Ostracoda, Chaob – Chaoborus crystallinus, Comp Tot – the total number of competitors, Carn Cope – carnivorous copepods’ abundance, Pred Tot – the total number of predators

DPMPSP
AMJKW-HAMJKW-HAMJKW-H
Abiotic parameters
Temp±C9±3.013±114±410.6**11±314±314±55.010±311±215±311.7**
O2mg l−17.0±5.12.2±1.23.7±2.32.76.1±1.95.9±1.15.8±1.10.42.8±1.04.2±1.73.0±0.66.0*
pH-7.9±0.67.6±0.47.3±0.212.6**7.6±0.17.4±0.37.4±0.70.16.4±0.36.9±0.47.0±0.017.3**
CondμS cm-3144±20158±38201±1282.4541±53516±89334±8824.3**362±240695±221429±1219.0**
Chl aμg l-184±5114±115±519.5**24±1310±96±515.1**24±1725±167±414.8**
NO3mg l-10.21±0.010.17±0.10.00±0.0021.5**0.19±0.020.18±0.110.00±0.0020.5**0.73±0.510.34±0.210.00±0.0020.6**
PO42.27±0.253.21±0.312.03±0.6324.3**0.2±0.080.24±0.150.53±0.621.33.05±0.862.91±0.621.36±1.4216.5**
Biotic parameters
A.comind. l-11±22±27±84.92±22±32±31.483.±1304±34±47.4*
Ostrac662±10141703±163127±6421.7**18±50354±5373±824.0**6±922±230.1±0.319.0**
Chaob3±43±89±95.61±10.2±0.41±13.40.1±0.30±01±16.1*
Comp Tot663±10141705±163034±6219.2**20±50357±5365±722.5**90±13226±244±414.8**
Carn Cope3±40.1±0.30±013.9**5±60±00.1±0.318.5**1±11±30±08.9*
Pred Tot8±78±1618±175.27±80.3±12±312.7**1±21±21±13.1
Morphometric parameters
Maximum crater diameterm402716
Maximum pond diameter352520
Maximum pond depth1.510.5

** p<0.01

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Figure 2

Mean values of copepod (blue bars) cladoceran (black bars) and species number (S), abundance (n; ind. l-1) and Shannon diversity index (H’) in meteorite crater ponds (DP – deep, MP – medium, SP – shallow) in different moths (A – April, M – May, J – June) with the standard error

Table 2

Mean values of cladoceran and copepod abundance with the list of dominant species in meteorite crater ponds (DP – deep, MP – medium, SP – shallow) in different months (A – April, M – May, J – June) with the standard error and Kruskal-Wallis test (KW-H) (Large Clad – large cladocerans, Small Clad – small cladocerans, Clad ♂ – cladoceran males, Cope Larvae – copepod larvae, Cope Adult – adult forms of copepods)

UnitDPMPSP
AMJKW-HAMJKW-HAMJKW-H
Large Cladind. l-110±1856±4329±2315.6**3±433±267±519.3**21±41139±12349.±5814.2**
Small Clad0.2±0.52±29±1312.0**1±225±1722±1917.9**1±23±212±923.4**
Clad0.3±18±100±011.6**1±14±51±117.2**8±1785±903±321.5**
Cope Larvae361±24097±40241±2584.7200±147264±106286±904.1134±101307±324180±1202.9
Cope Adult12±1819±1610±93.410±115±55±40.85±411±101±114.8**
Alonella excisa+++
Bosmina longirostris+
Chydorus sphaericus+
Daphnia pulex+++++++
Scapholeberis mucronata+
Simocephalus exspinosus+++
Cyclops vicinus++
Megacyclops viridis+++++

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Figure 3

Mean number of large (nLargeClad) and small species (nSmallClad) of Cladocera (ind. l-1) in the studied months (A – April, M – May, J – June) in meteorite crater ponds (DP – deep, MP – medium, SP – shallow) in different moths (A – April, M – May, J – June) with the standard error

Figure 4

The redundancy analysis diagram showing the relationships between species richness (S), Shannon diversity index (H’), abundance (n)

Table 3

Monte Carlo test for the significance of environmental factors in explaining the variation of biocenotic parameters of the crustacean community

FactorVariance explained (%)F
Chl a25.65.7**
Cond18.63.9*
O217.83.8*
PO417.83.7*
Temp17.53.7*
SP16.23.4*
MP15.83.3*
Comp15.13.1*

** p<0.001

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DOI: https://doi.org/10.1515/ohs-2016-0007 | Journal eISSN: 1897-3191 | Journal ISSN: 1730-413X
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Language: English
Page range: 66 - 78
Submitted on: Apr 17, 2015
Accepted on: Sep 7, 2015
Published on: Mar 10, 2016
Published by: University of Gdańsk
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
meteorite ponds,
Cladocera,
cladoceran males,
Copepoda,
invertebrate predators,
competition
Related subjects:
Chemistry,
Chemistry, other,
Geosciences,
Geosciences, other,
Life sciences,
Life sciences, other

© 2016 Kasper Świdnicki, Anna M. Basińska, Natalia Kuczyńska-Kippen, published by University of Gdańsk
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Volume 45 (2016): Issue 1 (March 2016)
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