Period | 1893 | 1928 | 1982 | 2007 | 2014 |
---|---|---|---|---|---|
Area [ha] | 6 060.32 | 6 008.55 | 5 795.00 | 5 818.43 | 5 577.41 |
Lake density [%] | 15.57 | 15.44 | 14.89 | 14.95 | 14.33 |
Lake name (PRNG | Area [ha] | Length of shoreline [m] | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
1893 | 1928 | 1982 | 2007 | 2014 | 1893 | 1928 | 1982 | 2007 | 2014 | |
Bądzkie | 153.81 | 153.49 | 144.15 | 141.80 | 133.98 | 8457.9 | 8601.9 | 8006.5 | 7755.3 | 8143.3 |
Czarne | 2.38 | 2.12 | 0.48 | 0.56 | 0.56 | 710.7 | 726.7 | 258.2 | 280.9 | 281.0 |
Czerwica | 50.45 | 51.02 | 38.35 | 39.47 | 34.54 | 4642.6 | 4830.6 | 4359.5 | 4342.5 | 4216.7 |
Ewingi | 538.11 | 522.30 | 484.79 | 483.37 | 461.44 | 12124.0 | 13133.0 | 13120.0 | 12361.0 | 13078.0 |
Gardzień | 82.52 | 79.87 | 83.10 | 79.12 | 69.35 | 9643.5 | 9006.9 | 8307.3 | 8231.7 | 8383.5 |
Gaudy | 189.73 | 160.52 | 160.30 | 159.45 | 158.12 | 6614.6 | 6114.4 | 6504.5 | 6273.5 | 6628.8 |
Gębin | 22.97 | 17.21 | 16.19 | 15.28 | 15.54 | 3113.4 | 2325.6 | 2644.1 | 2155.1 | 2272.4 |
Gieźniary | 11.25 | 10.26 | 10.56 | 11.07 | 10.27 | 1313.4 | 1261.0 | 1306.2 | 1304.6 | 1265.2 |
Głębokie | 9.47 | 9.04 | 7.87 | 7.98 | 7.49 | 1323.9 | 1265.1 | 1139.9 | 1135.0 | 1147.4 |
Gutlinek Mały | nd | nd | nd | 1.18 | 0.66 | nd | nd | nd | 441.5 | 419.6 |
Gutlinek Średni | nd | nd | nd | 7.62 | 0.00 | nd | nd | nd | 3164.1 | 0.0 |
Gutlinek Wielki | nd | nd | nd | 23.85 | 5.79 | nd | nd | nd | 2838.8 | 1926.1 |
Januszewskie | 118.28 | 113.27 | 96.87 | 97.90 | 87.95 | 7373.1 | 7695.2 | 7512.3 | 7366.7 | 7297.4 |
Jeziorak | 3144.17 | 3222.56 | 3171.25 | 3187.84 | 3107.11 | 118056.9 | 123864 | 124926.6 | 121788.8 | 128476.2 |
Kawka | 20.55 | 24.44 | 22.39 | 21.54 | 21.32 | 2619.3 | 2658.6 | 2606.2 | 2480.5 | 2605.5 |
Kociołek Wielki | 7.56 | 8.02 | 7.43 | 8.03 | 7.41 | 1067.8 | 1117.6 | 1128.8 | 1151.2 | 1117.4 |
Kołm | 39.71 | 40.97 | 41.68 | 41.66 | 38.99 | 2813.1 | 2887.7 | 2905.0 | 2925.4 | 3058.9 |
Leśne | 0.00 | 5.97 | 5.42 | 4.98 | 4.26 | – | 912.3 | 888.5 | 841.5 | 811.3 |
Lute | 3.44 | 3.13 | 2.06 | 2.09 | 2.09 | 793.2 | 723.1 | 568.2 | 573.0 | 573.0 |
Łabędzie | 30.58 | 24.24 | 22.16 | 23.23 | 22.10 | 2637.1 | 2163.1 | 2086.9 | 2091.0 | 2082.7 |
Mały Gardzień | 5.96 | 4.07 | 3.31 | 4.02 | 3.16 | 1504.6 | 1378.9 | 1252.7 | 1313.8 | 1355.8 |
Motława Wielka i Mała | 55.40 | 50.17 | 54.30 | 52.57 | 53.52 | 6857.1 | 6778.6 | 6837.7 | 6670.5 | 6907.9 |
Olszewo | 15.85 | 9.16 | 7.76 | 8.44 | 8.01 | 1518.5 | 1092.8 | 1096.2 | 1097.4 | 1191.6 |
Osa | 19.42 | 21.96 | 20.27 | 21.49 | 20.60 | 3357.3 | 2934.5 | 2973.8 | 2940.3 | 2948.9 |
Parkun | 10.80 | 11.53 | 11.13 | 12.13 | 12.04 | 1312.3 | 1339.8 | 1315.0 | 1373.4 | 1379.7 |
Piotrkowskie | 93.49 | 72.70 | 67.38 | 59.99 | 48.96 | 5754.4 | 4454.0 | 4354.3 | 3828.7 | 3858.9 |
Piotrówka | 36.31 | 28.32 | 9.45 | 15.48 | 6.76 | 2734.3 | 2466.4 | 1308.9 | 1717.0 | 1447.4 |
Płajteczek | 4.25 | 4.32 | 3.52 | 3.59 | 3.31 | 804.7 | 814.2 | 741.7 | 720.7 | 704.5 |
Płajtek | 7.69 | 8.77 | 7.94 | 7.99 | 7.46 | 1642.0 | 1675.9 | 1681.2 | 1719.1 | 1629.5 |
Płaskie | 617.54 | 634.65 | 611.84 | 614.32 | 582.20 | 17527.7 | 18029.8 | 17855.0 | 17694.1 | 19211.9 |
Rucewo Małe | 111.05 | 103.72 | 94.56 | 97.15 | 88.44 | 4712.1 | 5418.7 | 5213.5 | 5006.3 | 4913.8 |
Rucewo Wielkie | 220.52 | 191.11 | 177.36 | 185.69 | 177.46 | 9889.3 | 6683.0 | 6766.6 | 6456.0 | 6615.7 |
Siemiańskie | 23.10 | 22.80 | 22.07 | 23.10 | 22.43 | 2200.4 | 2128.4 | 2084.7 | 2129.5 | 2104.3 |
Silm | 50.93 | 54.38 | 51.03 | 52.50 | 50.25 | 5091.6 | 5423.7 | 5167.6 | 5293.7 | 5280.0 |
Stęgwica | 50.06 | 44.32 | 42.29 | 38.36 | 32.31 | 5068.0 | 4786.2 | 4569.9 | 4291.1 | 3494.3 |
Szymbarskie | 164.37 | 167.28 | 153.42 | 154.47 | 144.93 | 11977.2 | 12056.2 | 11959.0 | 11780.0 | 11426.5 |
Twarożek | 6.58 | 6.47 | 3.16 | 3.86 | 3.19 | 1177.0 | 1204.3 | 971.1 | 1067.7 | 950.0 |
Twaruszek | 5.81 | 6.60 | 5.33 | 5.90 | 4.82 | 1424.4 | 1273.0 | 1036.7 | 1073.5 | 948.2 |
Tynwałdzkie | 29.24 | 31.47 | 31.75 | 31.90 | 30.82 | 2931.7 | 3128.2 | 3067.2 | 3130.0 | 3084.1 |
Witoszewskie | 78.93 | 64.34 | 68.45 | 67.61 | 64.93 | 4092.4 | 4885.9 | 5075.2 | 4962.6 | 4824.2 |
Ząbrowskie | 17.32 | 16.65 | 13.21 | 14.46 | 12.88 | 2465.7 | 2545.6 | 2414.3 | 2508.6 | 2399.7 |
Zdryńskie | 5.02 | 5.37 | 4.04 | 5.42 | 3.68 | 1014.3 | 1073.1 | 917.9 | 1670.4 | 999.5 |
Time span | 1893–1928 | 1928–1982 | 1982–2007 | 2007–2014 | 1893–2014 |
---|---|---|---|---|---|
Period [years] | 35 | 54 | 25 | 7 | 121 |
Lake area change [ha] | –51.76 | –213.56 | 23.43 | –241.02 | –482.91 |
Rate of lake area change [ha] | –1.48 | –3.95 | 0.94 | –34.43 | –3.99 |
Lake density change [%] | –0.13 | –0.55 | 0.06 | –0.62 | –1.24 |