Distribution of Miathyria marcella larvae (Odonata: Libellulidae) and water quality of wetlands in Northern Colombia

Figures & data

Figure 1. Geographical location of wetlands and sampling points in the Atlántico Department. A. Totumo (TM); B. Mallorquín(MQ); C. Sabanagrande (SG); D. La Larga-Luisa (LL); E. Tocagua (TG); F. Luruaco (LU).

Table 1. Physicochemical characteristics of wetlands with different types of water influence.

Variables	Descriptive Statistics	Caribbean Sea		Magdalena River		Local Streams
		TM	MQ	SG	LL	TG	LU
Depth (cm)	Mean ± SD	118 ± 7.1	55 ± 5.0	80 ± 6.1	60 ± 4.0	106 ± 4.6	84 ± 5.9
	Max	213	170	141	113	180	223
	Min	10	20	0	0	37	0
Transparency (cm)	Mean ± SD	36 ± 2.26	27 ± 1.9	31 ± 2.3	45 ± 3.2	46 ± 3.3	59 ± 3.5
	Max	78	70	73	104	117	122
	Min	7	13	9	8	15	10
Conductivity (µS cm^-1)	Mean ± SD	2472 ± 138.8	19254 ± 1706	861 ± 30.7	2257 ± 115.7	1226 ± 22.2	1507 ± 15.1
	Max	5500	37900	1492	5220	1679	1802
	Min	1367	1330	346	1177	1044	1283
Temperature (°C)	Mean ± SD	30.4 ± 0.2	28.1 ± 0.2	31.9 ± 0.4	30.2 ± 0.3	31.8 ± 0.2	32.8 ± 0.17
	Max	36.6	33.8	37.7	36.8	37.8	38.5
	Min	26.8	24.1	26.2	26	29.2	29.9
pH	Mean ± SD	8.1 ± 0.06	7.8 ± 0.07	7.7 ± 0.09	8.1 ± 0.09	8.6 ± 0.07	8.6 ± 0–03
	Max	9.3	9.01	9.26	9.9	9.31	9.1
	Min	7.2	7.1	6.99	7.06	7.18	7.7
DO (mg L^-1)	Mean ± SD	5.2 ± 0.2	3.8 ± 0.2	5.1 ± 0.4	5.1 ± 0.4	5.2 ± 0.3	5.8 ± 0.13
	Max	9.4	8.66	11.81	14.6	13.5	10.08
	Min	1.7	0.41	1.92	0.25	0.36	3.62
Ammonium (mg NH4 L^-1)	Mean ± SD	0.5 ± 0.04	2.8 ± 0.5	0.6 ± 0.04	0.9 ± 0.1	0.2 ± 0.03	0.4 ± 0.2
	Max	2	10	1	3	0.5	0.5
	Min	0	0	0	0	0	0
Alkalinity (MgCaCO3 L^-1)	Mean ± SD	158.3 ± 8.2	174.6 ± 5.7	166.3 ± 6.7	230.6 ± 11.4	268.8 ± 6.6	181.4 ± 2.0
	Max	260	260	270	380	380	230
	Min	50	100	80	40	200	140

Figure 2. Precipitation levels during sampling months, taken from the meteorological stations closer to the sampled wetlands (Hibacharo, E. Cortissoz y Flores).

Figure 3. Abundance of M. marcella larvae in sampled wetlands: Larga-Luisa (LL), Luruaco (LU), Mallorquín (MQ), Sabanagrande (SG), Tocagua (TG), and Totumo (TM).

Figure 4. Intraannual variation of M. marcella larvae in sampled wetlands.

Figure 5. Spatial variation of M. marcella larvae in sampled wetlands.

Figure 6. Conglomerate analysis of M. marcella larvae abundance in sampled wetlands.

Table 2. Multiple linear regression models’ coefficients and p-values.

Characteristic	Wetland
	TM		MQ		SG		LL		TG		LU
	Coeff.	p-value	Coeff.	p-value	Coeff.	p-value	Coeff.	p-value	Coeff.	p-value	Coeff.	p-value
Constant	−0.08	0.04	−0.86	0.00	4.69	0.11	2.42	0.00	2.94	0.00	3.82	0.00
Transparency	−0.15	0.01	−0.01	0.69	−0.51	0.03	−0.69	0.00	−0.18	0.03	−0.10	0.01
Conductivity	1.20	0.01	−0.02	0.12	10.12	0.13	3.67	0.02	7.61	0.00	8.49	0.00
Temperature	0.11	0.11	0.01	0.84	−0.11	0.45	0.22	0.29	0.11	0.25	0.09	0.23
pH	−0.08	0.14	−0.02	0.51	0.14	0.39	0.40	0.02	−0.05	0.56	−0.41	0.00
DO	−0.06	0.33	0.02	0.49	0.47	0.02	−0.08	0.63	−0.04	0.59	0.08	0.34
Ammonium	−0.22	0.18	0.01	0.44	0.13	0.18	0.27	0.46	0.35	0.24	0.06	0.11
Alkalinity	0.24	0.00	−0.03	0.45	−0.14	0.63	0.24	0.06	0.22	0.01	0.17	0.29

Bold values denote statistical significance at the p-value ≤ 0.05 level.

Data availability statement

The data that support the findings of this study are available on request from the corresponding author, Moreno M. The data are not publicly available due to privacy/ethical restrictions.