// Create lake, create its data: (depth, temperature, oxygen conc)
Observation[] Nepessing = new Observation[11];
Nepessing[0] = new Observation(0, 23, 15);
Nepessing[1] = new Observation(1, 23, 14);
Nepessing[2] = new Observation(2, 23, 14);
Nepessing[3] = new Observation(3, 22, 14);
Nepessing[4] = new Observation(8, 20, 14);
Nepessing[5] = new Observation(9, 20, 15);
Nepessing[6] = new Observation(10, 19, 14);
Nepessing[7] = new Observation(12, 12, 7);
Nepessing[8] = new Observation(18, 11, 7);
Nepessing[9] = new Observation(23, 10, 7);
Nepessing[10] = new Observation(29, 10, 6);

Observation[] Hadley = new Observation[11];
Hadley[0] = new Observation(0, 24, 12);
Hadley[1] = new Observation(2, 24, 12);
Hadley[2] = new Observation(4, 23, 13);
Hadley[3] = new Observation(6, 20, 10);
Hadley[4] = new Observation(8, 21, 11);
Hadley[5] = new Observation(10, 17, 9);
Hadley[6] = new Observation(12, 13, 5);
Hadley[7] = new Observation(14, 13, 4);
Hadley[8] = new Observation(16, 12, 4);
Hadley[9] = new Observation(18, 12, 4);
Hadley[10] = new Observation(20, 12, 3);

Observation[] Ortonville = new Observation[9];
Ortonville[0] = new Observation(0, 26, 11);
Ortonville[1] = new Observation(1, 25, 11);
Ortonville[2] = new Observation(2, 24, 11);
Ortonville[3] = new Observation(4, 24, 10);
Ortonville[4] = new Observation(5, 23, 11);
Ortonville[5] = new Observation(8, 20, 10);
Ortonville[6] = new Observation(9, 17, 9);
Ortonville[7] = new Observation(11, 17, 9);
Ortonville[8] = new Observation(13, 17, 10);

Observation[] Fish = new Observation[7];
Fish[0] = new Observation(0, 23, 8);
Fish[1] = new Observation(3, 24, 8);
Fish[2] = new Observation(5, 22, 7);
Fish[3] = new Observation(8, 15, 4);
Fish[4] = new Observation(10, 16, 3);
Fish[5] = new Observation(13, 15, 3);
Fish[6] = new Observation(15, 14, 2);